Home / 38,426.38-57,649.28-10,724.38

Finding the Fourth Proportional to 38,426.38, 57,649.28 and 10,724.38

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Solution

The fourth proportional to 38,426.38, 57,649.28 and 10,724.38 is: 16,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,426.38 : 57,649.28 = 10,724.38 : x
  2. Step 2: Convert to fraction form
    38,426.38/57,649.28 = 10,724.38/x
  3. Step 3: Cross multiply
    38,426.38x = 57,649.28 × 10,724.38
  4. Step 4: Simplify right side
    38,426.38x = 618,252,785.45
  5. Step 5: Solve for x
    x = 618,252,785.45/38,426.38
  6. Step 6: Final answer
    x = 16,089.28

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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.