Home / 44,132.27-66,191.56-12,543.80

Finding the Fourth Proportional to 44,132.27, 66,191.56 and 12,543.80

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Solution

The fourth proportional to 44,132.27, 66,191.56 and 12,543.80 is: 18,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,132.27 : 66,191.56 = 12,543.80 : x
  2. Step 2: Convert to fraction form
    44,132.27/66,191.56 = 12,543.80/x
  3. Step 3: Cross multiply
    44,132.27x = 66,191.56 × 12,543.80
  4. Step 4: Simplify right side
    44,132.27x = 830,293,328.01
  5. Step 5: Solve for x
    x = 830,293,328.01/44,132.27
  6. Step 6: Final answer
    x = 18,813.75

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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.