Home / 38,356.13-57,530.05-10,278.97

Finding the Fourth Proportional to 38,356.13, 57,530.05 and 10,278.97

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Solution

The fourth proportional to 38,356.13, 57,530.05 and 10,278.97 is: 15,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,356.13 : 57,530.05 = 10,278.97 : x
  2. Step 2: Convert to fraction form
    38,356.13/57,530.05 = 10,278.97/x
  3. Step 3: Cross multiply
    38,356.13x = 57,530.05 × 10,278.97
  4. Step 4: Simplify right side
    38,356.13x = 591,349,488.53
  5. Step 5: Solve for x
    x = 591,349,488.53/38,356.13
  6. Step 6: Final answer
    x = 15,417.34

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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.