Home / 19,005.19-26,222.81-11,346.98

Finding the Fourth Proportional to 19,005.19, 26,222.81 and 11,346.98

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Solution

The fourth proportional to 19,005.19, 26,222.81 and 11,346.98 is: 15,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.19 : 26,222.81 = 11,346.98 : x
  2. Step 2: Convert to fraction form
    19,005.19/26,222.81 = 11,346.98/x
  3. Step 3: Cross multiply
    19,005.19x = 26,222.81 × 11,346.98
  4. Step 4: Simplify right side
    19,005.19x = 297,549,644.83
  5. Step 5: Solve for x
    x = 297,549,644.83/19,005.19
  6. Step 6: Final answer
    x = 15,656.23

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Half scale
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Double scale
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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.