Home / 44,755.20-67,128.20-15,172.24

Finding the Fourth Proportional to 44,755.20, 67,128.20 and 15,172.24

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Solution

The fourth proportional to 44,755.20, 67,128.20 and 15,172.24 is: 22,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,755.20 : 67,128.20 = 15,172.24 : x
  2. Step 2: Convert to fraction form
    44,755.20/67,128.20 = 15,172.24/x
  3. Step 3: Cross multiply
    44,755.20x = 67,128.20 × 15,172.24
  4. Step 4: Simplify right side
    44,755.20x = 1,018,485,161.17
  5. Step 5: Solve for x
    x = 1,018,485,161.17/44,755.20
  6. Step 6: Final answer
    x = 22,756.80

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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.