Home / 51,748.64-77,548.80-29,516

Finding the Fourth Proportional to 51,748.64, 77,548.80 and 29,516

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Solution

The fourth proportional to 51,748.64, 77,548.80 and 29,516 is: 44,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,748.64 : 77,548.80 = 29,516 : x
  2. Step 2: Convert to fraction form
    51,748.64/77,548.80 = 29,516/x
  3. Step 3: Cross multiply
    51,748.64x = 77,548.80 × 29,516
  4. Step 4: Simplify right side
    51,748.64x = 2,288,930,380.80
  5. Step 5: Solve for x
    x = 2,288,930,380.80/51,748.64
  6. Step 6: Final answer
    x = 44,231.70

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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.