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Finding the Fourth Proportional to 52,571.64, 72,550.50 and 29,913.91

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Solution

The fourth proportional to 52,571.64, 72,550.50 and 29,913.91 is: 41,282.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,571.64 : 72,550.50 = 29,913.91 : x
  2. Step 2: Convert to fraction form
    52,571.64/72,550.50 = 29,913.91/x
  3. Step 3: Cross multiply
    52,571.64x = 72,550.50 × 29,913.91
  4. Step 4: Simplify right side
    52,571.64x = 2,170,269,127.46
  5. Step 5: Solve for x
    x = 2,170,269,127.46/52,571.64
  6. Step 6: Final answer
    x = 41,282.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.