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Finding the Fourth Proportional to 18,062.31, 24,926.37 and 10,892.22

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Solution

The fourth proportional to 18,062.31, 24,926.37 and 10,892.22 is: 15,031.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062.31 : 24,926.37 = 10,892.22 : x
  2. Step 2: Convert to fraction form
    18,062.31/24,926.37 = 10,892.22/x
  3. Step 3: Cross multiply
    18,062.31x = 24,926.37 × 10,892.22
  4. Step 4: Simplify right side
    18,062.31x = 271,503,505.84
  5. Step 5: Solve for x
    x = 271,503,505.84/18,062.31
  6. Step 6: Final answer
    x = 15,031.49

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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.