Home / 28,883.88-43,327.25-9,160.62

Finding the Fourth Proportional to 28,883.88, 43,327.25 and 9,160.62

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Solution

The fourth proportional to 28,883.88, 43,327.25 and 9,160.62 is: 13,741.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,883.88 : 43,327.25 = 9,160.62 : x
  2. Step 2: Convert to fraction form
    28,883.88/43,327.25 = 9,160.62/x
  3. Step 3: Cross multiply
    28,883.88x = 43,327.25 × 9,160.62
  4. Step 4: Simplify right side
    28,883.88x = 396,904,472.90
  5. Step 5: Solve for x
    x = 396,904,472.90/28,883.88
  6. Step 6: Final answer
    x = 13,741.38

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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.