Home / 51,449.16-77,188.34-16,391.52

Finding the Fourth Proportional to 51,449.16, 77,188.34 and 16,391.52

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Solution

The fourth proportional to 51,449.16, 77,188.34 and 16,391.52 is: 24,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.16 : 77,188.34 = 16,391.52 : x
  2. Step 2: Convert to fraction form
    51,449.16/77,188.34 = 16,391.52/x
  3. Step 3: Cross multiply
    51,449.16x = 77,188.34 × 16,391.52
  4. Step 4: Simplify right side
    51,449.16x = 1,265,234,218.88
  5. Step 5: Solve for x
    x = 1,265,234,218.88/51,449.16
  6. Step 6: Final answer
    x = 24,591.93

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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.