Home / 15,002.92-22,504.38-8,121.16

Finding the Fourth Proportional to 15,002.92, 22,504.38 and 8,121.16

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Solution

The fourth proportional to 15,002.92, 22,504.38 and 8,121.16 is: 12,181.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,002.92 : 22,504.38 = 8,121.16 : x
  2. Step 2: Convert to fraction form
    15,002.92/22,504.38 = 8,121.16/x
  3. Step 3: Cross multiply
    15,002.92x = 22,504.38 × 8,121.16
  4. Step 4: Simplify right side
    15,002.92x = 182,761,670.68
  5. Step 5: Solve for x
    x = 182,761,670.68/15,002.92
  6. Step 6: Final answer
    x = 12,181.74

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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.