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Finding the Fourth Proportional to 52,527.77, 72,491.75 and 29,868.87

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Solution

The fourth proportional to 52,527.77, 72,491.75 and 29,868.87 is: 41,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,527.77 : 72,491.75 = 29,868.87 : x
  2. Step 2: Convert to fraction form
    52,527.77/72,491.75 = 29,868.87/x
  3. Step 3: Cross multiply
    52,527.77x = 72,491.75 × 29,868.87
  4. Step 4: Simplify right side
    52,527.77x = 2,165,246,729.45
  5. Step 5: Solve for x
    x = 2,165,246,729.45/52,527.77
  6. Step 6: Final answer
    x = 41,220.99

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1.5x scale

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.