Home / 38,565.15-57,851.99-12,263.76

Finding the Fourth Proportional to 38,565.15, 57,851.99 and 12,263.76

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Solution

The fourth proportional to 38,565.15, 57,851.99 and 12,263.76 is: 18,396.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.15 : 57,851.99 = 12,263.76 : x
  2. Step 2: Convert to fraction form
    38,565.15/57,851.99 = 12,263.76/x
  3. Step 3: Cross multiply
    38,565.15x = 57,851.99 × 12,263.76
  4. Step 4: Simplify right side
    38,565.15x = 709,482,859.56
  5. Step 5: Solve for x
    x = 709,482,859.56/38,565.15
  6. Step 6: Final answer
    x = 18,396.99

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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.