Home / 32,213.36-44,449.31-20,898.38

Finding the Fourth Proportional to 32,213.36, 44,449.31 and 20,898.38

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Solution

The fourth proportional to 32,213.36, 44,449.31 and 20,898.38 is: 28,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,213.36 : 44,449.31 = 20,898.38 : x
  2. Step 2: Convert to fraction form
    32,213.36/44,449.31 = 20,898.38/x
  3. Step 3: Cross multiply
    32,213.36x = 44,449.31 × 20,898.38
  4. Step 4: Simplify right side
    32,213.36x = 928,918,244.38
  5. Step 5: Solve for x
    x = 928,918,244.38/32,213.36
  6. Step 6: Final answer
    x = 28,836.43

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Half scale
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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.