Home / 18,079.98-24,951.26-10,120.62

Finding the Fourth Proportional to 18,079.98, 24,951.26 and 10,120.62

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Solution

The fourth proportional to 18,079.98, 24,951.26 and 10,120.62 is: 13,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,079.98 : 24,951.26 = 10,120.62 : x
  2. Step 2: Convert to fraction form
    18,079.98/24,951.26 = 10,120.62/x
  3. Step 3: Cross multiply
    18,079.98x = 24,951.26 × 10,120.62
  4. Step 4: Simplify right side
    18,079.98x = 252,522,220.98
  5. Step 5: Solve for x
    x = 252,522,220.98/18,079.98
  6. Step 6: Final answer
    x = 13,966.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.