Home / 52,342.38-72,231.96-28,469.26

Finding the Fourth Proportional to 52,342.38, 72,231.96 and 28,469.26

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Solution

The fourth proportional to 52,342.38, 72,231.96 and 28,469.26 is: 39,287.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,342.38 : 72,231.96 = 28,469.26 : x
  2. Step 2: Convert to fraction form
    52,342.38/72,231.96 = 28,469.26/x
  3. Step 3: Cross multiply
    52,342.38x = 72,231.96 × 28,469.26
  4. Step 4: Simplify right side
    52,342.38x = 2,056,390,449.55
  5. Step 5: Solve for x
    x = 2,056,390,449.55/52,342.38
  6. Step 6: Final answer
    x = 39,287.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.