Home / 45,008.76-67,522.72-15,418.66

Finding the Fourth Proportional to 45,008.76, 67,522.72 and 15,418.66

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Solution

The fourth proportional to 45,008.76, 67,522.72 and 15,418.66 is: 23,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,008.76 : 67,522.72 = 15,418.66 : x
  2. Step 2: Convert to fraction form
    45,008.76/67,522.72 = 15,418.66/x
  3. Step 3: Cross multiply
    45,008.76x = 67,522.72 × 15,418.66
  4. Step 4: Simplify right side
    45,008.76x = 1,041,109,861.96
  5. Step 5: Solve for x
    x = 1,041,109,861.96/45,008.76
  6. Step 6: Final answer
    x = 23,131.27

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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.