Home / 12,252.59-18,372.17-5,675.15

Finding the Fourth Proportional to 12,252.59, 18,372.17 and 5,675.15

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Solution

The fourth proportional to 12,252.59, 18,372.17 and 5,675.15 is: 8,509.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.59 : 18,372.17 = 5,675.15 : x
  2. Step 2: Convert to fraction form
    12,252.59/18,372.17 = 5,675.15/x
  3. Step 3: Cross multiply
    12,252.59x = 18,372.17 × 5,675.15
  4. Step 4: Simplify right side
    12,252.59x = 104,264,792.20
  5. Step 5: Solve for x
    x = 104,264,792.20/12,252.59
  6. Step 6: Final answer
    x = 8,509.61

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1.5x scale

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.