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Finding the Fourth Proportional to 29,713.01, 44,570.30 and 8,652.20

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Solution

The fourth proportional to 29,713.01, 44,570.30 and 8,652.20 is: 12,978.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,713.01 : 44,570.30 = 8,652.20 : x
  2. Step 2: Convert to fraction form
    29,713.01/44,570.30 = 8,652.20/x
  3. Step 3: Cross multiply
    29,713.01x = 44,570.30 × 8,652.20
  4. Step 4: Simplify right side
    29,713.01x = 385,631,149.66
  5. Step 5: Solve for x
    x = 385,631,149.66/29,713.01
  6. Step 6: Final answer
    x = 12,978.53

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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.