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Finding the Fourth Proportional to 34,913.20, 52,312.20 and 29,729.20

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Solution

The fourth proportional to 34,913.20, 52,312.20 and 29,729.20 is: 44,544.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,913.20 : 52,312.20 = 29,729.20 : x
  2. Step 2: Convert to fraction form
    34,913.20/52,312.20 = 29,729.20/x
  3. Step 3: Cross multiply
    34,913.20x = 52,312.20 × 29,729.20
  4. Step 4: Simplify right side
    34,913.20x = 1,555,199,856.24
  5. Step 5: Solve for x
    x = 1,555,199,856.24/34,913.20
  6. Step 6: Final answer
    x = 44,544.75

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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.