Home / 42,029.17-63,052.98-12,449.32

Finding the Fourth Proportional to 42,029.17, 63,052.98 and 12,449.32

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Solution

The fourth proportional to 42,029.17, 63,052.98 and 12,449.32 is: 18,676.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,029.17 : 63,052.98 = 12,449.32 : x
  2. Step 2: Convert to fraction form
    42,029.17/63,052.98 = 12,449.32/x
  3. Step 3: Cross multiply
    42,029.17x = 63,052.98 × 12,449.32
  4. Step 4: Simplify right side
    42,029.17x = 784,966,724.97
  5. Step 5: Solve for x
    x = 784,966,724.97/42,029.17
  6. Step 6: Final answer
    x = 18,676.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.