Home / 15,517.14-23,272.45-4,420.85

Finding the Fourth Proportional to 15,517.14, 23,272.45 and 4,420.85

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Solution

The fourth proportional to 15,517.14, 23,272.45 and 4,420.85 is: 6,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.14 : 23,272.45 = 4,420.85 : x
  2. Step 2: Convert to fraction form
    15,517.14/23,272.45 = 4,420.85/x
  3. Step 3: Cross multiply
    15,517.14x = 23,272.45 × 4,420.85
  4. Step 4: Simplify right side
    15,517.14x = 102,884,098.18
  5. Step 5: Solve for x
    x = 102,884,098.18/15,517.14
  6. Step 6: Final answer
    x = 6,630.35

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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.