Home / 42,167.31-63,230.30-14,077.73

Finding the Fourth Proportional to 42,167.31, 63,230.30 and 14,077.73

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Solution

The fourth proportional to 42,167.31, 63,230.30 and 14,077.73 is: 21,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,167.31 : 63,230.30 = 14,077.73 : x
  2. Step 2: Convert to fraction form
    42,167.31/63,230.30 = 14,077.73/x
  3. Step 3: Cross multiply
    42,167.31x = 63,230.30 × 14,077.73
  4. Step 4: Simplify right side
    42,167.31x = 890,138,704.68
  5. Step 5: Solve for x
    x = 890,138,704.68/42,167.31
  6. Step 6: Final answer
    x = 21,109.69

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1.5x scale

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.