Home / 18,082.41-24,937.08-12,407.15

Finding the Fourth Proportional to 18,082.41, 24,937.08 and 12,407.15

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Solution

The fourth proportional to 18,082.41, 24,937.08 and 12,407.15 is: 17,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,082.41 : 24,937.08 = 12,407.15 : x
  2. Step 2: Convert to fraction form
    18,082.41/24,937.08 = 12,407.15/x
  3. Step 3: Cross multiply
    18,082.41x = 24,937.08 × 12,407.15
  4. Step 4: Simplify right side
    18,082.41x = 309,398,092.12
  5. Step 5: Solve for x
    x = 309,398,092.12/18,082.41
  6. Step 6: Final answer
    x = 17,110.45

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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.