Home / 28,755.08-43,132.19-9,034.82

Finding the Fourth Proportional to 28,755.08, 43,132.19 and 9,034.82

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Solution

The fourth proportional to 28,755.08, 43,132.19 and 9,034.82 is: 13,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,755.08 : 43,132.19 = 9,034.82 : x
  2. Step 2: Convert to fraction form
    28,755.08/43,132.19 = 9,034.82/x
  3. Step 3: Cross multiply
    28,755.08x = 43,132.19 × 9,034.82
  4. Step 4: Simplify right side
    28,755.08x = 389,691,572.86
  5. Step 5: Solve for x
    x = 389,691,572.86/28,755.08
  6. Step 6: Final answer
    x = 13,552.09

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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.