Home / 38,477.10-57,718.92-13,514.97

Finding the Fourth Proportional to 38,477.10, 57,718.92 and 13,514.97

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Solution

The fourth proportional to 38,477.10, 57,718.92 and 13,514.97 is: 20,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,477.10 : 57,718.92 = 13,514.97 : x
  2. Step 2: Convert to fraction form
    38,477.10/57,718.92 = 13,514.97/x
  3. Step 3: Cross multiply
    38,477.10x = 57,718.92 × 13,514.97
  4. Step 4: Simplify right side
    38,477.10x = 780,069,472.23
  5. Step 5: Solve for x
    x = 780,069,472.23/38,477.10
  6. Step 6: Final answer
    x = 20,273.60

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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.