Home / 38,259.28-57,398.15-13,295.69

Finding the Fourth Proportional to 38,259.28, 57,398.15 and 13,295.69

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Solution

The fourth proportional to 38,259.28, 57,398.15 and 13,295.69 is: 19,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,259.28 : 57,398.15 = 13,295.69 : x
  2. Step 2: Convert to fraction form
    38,259.28/57,398.15 = 13,295.69/x
  3. Step 3: Cross multiply
    38,259.28x = 57,398.15 × 13,295.69
  4. Step 4: Simplify right side
    38,259.28x = 763,148,008.97
  5. Step 5: Solve for x
    x = 763,148,008.97/38,259.28
  6. Step 6: Final answer
    x = 19,946.74

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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.