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Finding the Fourth Proportional to 29,047.38, 43,570.16 and 8,270.88

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Solution

The fourth proportional to 29,047.38, 43,570.16 and 8,270.88 is: 12,406.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,047.38 : 43,570.16 = 8,270.88 : x
  2. Step 2: Convert to fraction form
    29,047.38/43,570.16 = 8,270.88/x
  3. Step 3: Cross multiply
    29,047.38x = 43,570.16 × 8,270.88
  4. Step 4: Simplify right side
    29,047.38x = 360,363,523.59
  5. Step 5: Solve for x
    x = 360,363,523.59/29,047.38
  6. Step 6: Final answer
    x = 12,406.06

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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.