Home / 38,552.13-57,821.76-13,586.31

Finding the Fourth Proportional to 38,552.13, 57,821.76 and 13,586.31

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Solution

The fourth proportional to 38,552.13, 57,821.76 and 13,586.31 is: 20,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,552.13 : 57,821.76 = 13,586.31 : x
  2. Step 2: Convert to fraction form
    38,552.13/57,821.76 = 13,586.31/x
  3. Step 3: Cross multiply
    38,552.13x = 57,821.76 × 13,586.31
  4. Step 4: Simplify right side
    38,552.13x = 785,584,356.11
  5. Step 5: Solve for x
    x = 785,584,356.11/38,552.13
  6. Step 6: Final answer
    x = 20,377.20

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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.