Home / 19,053.91-26,287.82-11,980.87

Finding the Fourth Proportional to 19,053.91, 26,287.82 and 11,980.87

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Solution

The fourth proportional to 19,053.91, 26,287.82 and 11,980.87 is: 16,529.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.91 : 26,287.82 = 11,980.87 : x
  2. Step 2: Convert to fraction form
    19,053.91/26,287.82 = 11,980.87/x
  3. Step 3: Cross multiply
    19,053.91x = 26,287.82 × 11,980.87
  4. Step 4: Simplify right side
    19,053.91x = 314,950,894.10
  5. Step 5: Solve for x
    x = 314,950,894.10/19,053.91
  6. Step 6: Final answer
    x = 16,529.46

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.