Home / 40,569.46-60,859.95-12,491.85

Finding the Fourth Proportional to 40,569.46, 60,859.95 and 12,491.85

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Solution

The fourth proportional to 40,569.46, 60,859.95 and 12,491.85 is: 18,739.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,569.46 : 60,859.95 = 12,491.85 : x
  2. Step 2: Convert to fraction form
    40,569.46/60,859.95 = 12,491.85/x
  3. Step 3: Cross multiply
    40,569.46x = 60,859.95 × 12,491.85
  4. Step 4: Simplify right side
    40,569.46x = 760,253,366.41
  5. Step 5: Solve for x
    x = 760,253,366.41/40,569.46
  6. Step 6: Final answer
    x = 18,739.55

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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.