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Finding the Fourth Proportional to 29,991.47, 44,992.67 and 15,006.42

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Solution

The fourth proportional to 29,991.47, 44,992.67 and 15,006.42 is: 22,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,991.47 : 44,992.67 = 15,006.42 : x
  2. Step 2: Convert to fraction form
    29,991.47/44,992.67 = 15,006.42/x
  3. Step 3: Cross multiply
    29,991.47x = 44,992.67 × 15,006.42
  4. Step 4: Simplify right side
    29,991.47x = 675,178,827.91
  5. Step 5: Solve for x
    x = 675,178,827.91/29,991.47
  6. Step 6: Final answer
    x = 22,512.37

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1.5x scale

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.