Home / 40,407.26-60,611.87-13,753.20

Finding the Fourth Proportional to 40,407.26, 60,611.87 and 13,753.20

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Solution

The fourth proportional to 40,407.26, 60,611.87 and 13,753.20 is: 20,630.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,407.26 : 60,611.87 = 13,753.20 : x
  2. Step 2: Convert to fraction form
    40,407.26/60,611.87 = 13,753.20/x
  3. Step 3: Cross multiply
    40,407.26x = 60,611.87 × 13,753.20
  4. Step 4: Simplify right side
    40,407.26x = 833,607,101.72
  5. Step 5: Solve for x
    x = 833,607,101.72/40,407.26
  6. Step 6: Final answer
    x = 20,630.13

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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.