Home / 32,387.85-44,694.36-18,240.39

Finding the Fourth Proportional to 32,387.85, 44,694.36 and 18,240.39

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Solution

The fourth proportional to 32,387.85, 44,694.36 and 18,240.39 is: 25,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,387.85 : 44,694.36 = 18,240.39 : x
  2. Step 2: Convert to fraction form
    32,387.85/44,694.36 = 18,240.39/x
  3. Step 3: Cross multiply
    32,387.85x = 44,694.36 × 18,240.39
  4. Step 4: Simplify right side
    32,387.85x = 815,242,557.20
  5. Step 5: Solve for x
    x = 815,242,557.20/32,387.85
  6. Step 6: Final answer
    x = 25,171.25

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Double scale
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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.