Home / 51,375.25-77,062.88-14,439.25

Finding the Fourth Proportional to 51,375.25, 77,062.88 and 14,439.25

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Solution

The fourth proportional to 51,375.25, 77,062.88 and 14,439.25 is: 21,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,375.25 : 77,062.88 = 14,439.25 : x
  2. Step 2: Convert to fraction form
    51,375.25/77,062.88 = 14,439.25/x
  3. Step 3: Cross multiply
    51,375.25x = 77,062.88 × 14,439.25
  4. Step 4: Simplify right side
    51,375.25x = 1,112,730,190.04
  5. Step 5: Solve for x
    x = 1,112,730,190.04/51,375.25
  6. Step 6: Final answer
    x = 21,658.88

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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.