Home / 38,090.64-52,553.17-22,172.12

Finding the Fourth Proportional to 38,090.64, 52,553.17 and 22,172.12

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Solution

The fourth proportional to 38,090.64, 52,553.17 and 22,172.12 is: 30,590.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,090.64 : 52,553.17 = 22,172.12 : x
  2. Step 2: Convert to fraction form
    38,090.64/52,553.17 = 22,172.12/x
  3. Step 3: Cross multiply
    38,090.64x = 52,553.17 × 22,172.12
  4. Step 4: Simplify right side
    38,090.64x = 1,165,215,191.62
  5. Step 5: Solve for x
    x = 1,165,215,191.62/38,090.64
  6. Step 6: Final answer
    x = 30,590.59

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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.