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Finding the Fourth Proportional to 29,851.71, 44,762.10 and 8,789.01

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Solution

The fourth proportional to 29,851.71, 44,762.10 and 8,789.01 is: 13,178.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,851.71 : 44,762.10 = 8,789.01 : x
  2. Step 2: Convert to fraction form
    29,851.71/44,762.10 = 8,789.01/x
  3. Step 3: Cross multiply
    29,851.71x = 44,762.10 × 8,789.01
  4. Step 4: Simplify right side
    29,851.71x = 393,414,544.52
  5. Step 5: Solve for x
    x = 393,414,544.52/29,851.71
  6. Step 6: Final answer
    x = 13,178.96

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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.