Home / 38,559.28-57,838.92-12,264.02

Finding the Fourth Proportional to 38,559.28, 57,838.92 and 12,264.02

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Solution

The fourth proportional to 38,559.28, 57,838.92 and 12,264.02 is: 18,396.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,559.28 : 57,838.92 = 12,264.02 : x
  2. Step 2: Convert to fraction form
    38,559.28/57,838.92 = 12,264.02/x
  3. Step 3: Cross multiply
    38,559.28x = 57,838.92 × 12,264.02
  4. Step 4: Simplify right side
    38,559.28x = 709,337,671.66
  5. Step 5: Solve for x
    x = 709,337,671.66/38,559.28
  6. Step 6: Final answer
    x = 18,396.03

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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.