Home / 26,439.71-39,641.83-10,414.60

Finding the Fourth Proportional to 26,439.71, 39,641.83 and 10,414.60

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Solution

The fourth proportional to 26,439.71, 39,641.83 and 10,414.60 is: 15,614.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,439.71 : 39,641.83 = 10,414.60 : x
  2. Step 2: Convert to fraction form
    26,439.71/39,641.83 = 10,414.60/x
  3. Step 3: Cross multiply
    26,439.71x = 39,641.83 × 10,414.60
  4. Step 4: Simplify right side
    26,439.71x = 412,853,677.58
  5. Step 5: Solve for x
    x = 412,853,677.58/26,439.71
  6. Step 6: Final answer
    x = 15,614.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.