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Finding the Fourth Proportional to 52,963.00, 79,444.50 and 19,691.44

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Solution

The fourth proportional to 52,963.00, 79,444.50 and 19,691.44 is: 29,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,963.00 : 79,444.50 = 19,691.44 : x
  2. Step 2: Convert to fraction form
    52,963.00/79,444.50 = 19,691.44/x
  3. Step 3: Cross multiply
    52,963.00x = 79,444.50 × 19,691.44
  4. Step 4: Simplify right side
    52,963.00x = 1,564,376,332.63
  5. Step 5: Solve for x
    x = 1,564,376,332.63/52,963.00
  6. Step 6: Final answer
    x = 29,537.16

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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.