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Finding the Fourth Proportional to 19,901.93, 29,849.18 and 8,052.59

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Solution

The fourth proportional to 19,901.93, 29,849.18 and 8,052.59 is: 12,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.93 : 29,849.18 = 8,052.59 : x
  2. Step 2: Convert to fraction form
    19,901.93/29,849.18 = 8,052.59/x
  3. Step 3: Cross multiply
    19,901.93x = 29,849.18 × 8,052.59
  4. Step 4: Simplify right side
    19,901.93x = 240,363,242.74
  5. Step 5: Solve for x
    x = 240,363,242.74/19,901.93
  6. Step 6: Final answer
    x = 12,077.39

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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.