Home / 42,169.74-63,233.94-14,080.14

Finding the Fourth Proportional to 42,169.74, 63,233.94 and 14,080.14

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Solution

The fourth proportional to 42,169.74, 63,233.94 and 14,080.14 is: 21,113.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,169.74 : 63,233.94 = 14,080.14 : x
  2. Step 2: Convert to fraction form
    42,169.74/63,233.94 = 14,080.14/x
  3. Step 3: Cross multiply
    42,169.74x = 63,233.94 × 14,080.14
  4. Step 4: Simplify right side
    42,169.74x = 890,342,727.95
  5. Step 5: Solve for x
    x = 890,342,727.95/42,169.74
  6. Step 6: Final answer
    x = 21,113.31

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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.