Home / 38,326.28-57,495.52-12,024.80

Finding the Fourth Proportional to 38,326.28, 57,495.52 and 12,024.80

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Solution

The fourth proportional to 38,326.28, 57,495.52 and 12,024.80 is: 18,039.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326.28 : 57,495.52 = 12,024.80 : x
  2. Step 2: Convert to fraction form
    38,326.28/57,495.52 = 12,024.80/x
  3. Step 3: Cross multiply
    38,326.28x = 57,495.52 × 12,024.80
  4. Step 4: Simplify right side
    38,326.28x = 691,372,128.90
  5. Step 5: Solve for x
    x = 691,372,128.90/38,326.28
  6. Step 6: Final answer
    x = 18,039.11

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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.