Home / 42,046.75-63,080.12-14,344.75

Finding the Fourth Proportional to 42,046.75, 63,080.12 and 14,344.75

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Solution

The fourth proportional to 42,046.75, 63,080.12 and 14,344.75 is: 21,520.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,046.75 : 63,080.12 = 14,344.75 : x
  2. Step 2: Convert to fraction form
    42,046.75/63,080.12 = 14,344.75/x
  3. Step 3: Cross multiply
    42,046.75x = 63,080.12 × 14,344.75
  4. Step 4: Simplify right side
    42,046.75x = 904,868,551.37
  5. Step 5: Solve for x
    x = 904,868,551.37/42,046.75
  6. Step 6: Final answer
    x = 21,520.53

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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.