Home / 42,246.46-63,369.54-10,656.61

Finding the Fourth Proportional to 42,246.46, 63,369.54 and 10,656.61

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Solution

The fourth proportional to 42,246.46, 63,369.54 and 10,656.61 is: 15,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,246.46 : 63,369.54 = 10,656.61 : x
  2. Step 2: Convert to fraction form
    42,246.46/63,369.54 = 10,656.61/x
  3. Step 3: Cross multiply
    42,246.46x = 63,369.54 × 10,656.61
  4. Step 4: Simplify right side
    42,246.46x = 675,304,671.69
  5. Step 5: Solve for x
    x = 675,304,671.69/42,246.46
  6. Step 6: Final answer
    x = 15,984.88

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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.