Home / 52,419.76-72,337.12-28,546.44

Finding the Fourth Proportional to 52,419.76, 72,337.12 and 28,546.44

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Solution

The fourth proportional to 52,419.76, 72,337.12 and 28,546.44 is: 39,392.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,419.76 : 72,337.12 = 28,546.44 : x
  2. Step 2: Convert to fraction form
    52,419.76/72,337.12 = 28,546.44/x
  3. Step 3: Cross multiply
    52,419.76x = 72,337.12 × 28,546.44
  4. Step 4: Simplify right side
    52,419.76x = 2,064,967,255.85
  5. Step 5: Solve for x
    x = 2,064,967,255.85/52,419.76
  6. Step 6: Final answer
    x = 39,392.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.