Home / 19,214.32-26,511.24-11,660.48

Finding the Fourth Proportional to 19,214.32, 26,511.24 and 11,660.48

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Solution

The fourth proportional to 19,214.32, 26,511.24 and 11,660.48 is: 16,088.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.32 : 26,511.24 = 11,660.48 : x
  2. Step 2: Convert to fraction form
    19,214.32/26,511.24 = 11,660.48/x
  3. Step 3: Cross multiply
    19,214.32x = 26,511.24 × 11,660.48
  4. Step 4: Simplify right side
    19,214.32x = 309,133,651.24
  5. Step 5: Solve for x
    x = 309,133,651.24/19,214.32
  6. Step 6: Final answer
    x = 16,088.71

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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.