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Finding the Fourth Proportional to 52,228.59, 72,079.92 and 29,571.57

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Solution

The fourth proportional to 52,228.59, 72,079.92 and 29,571.57 is: 40,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,228.59 : 72,079.92 = 29,571.57 : x
  2. Step 2: Convert to fraction form
    52,228.59/72,079.92 = 29,571.57/x
  3. Step 3: Cross multiply
    52,228.59x = 72,079.92 × 29,571.57
  4. Step 4: Simplify right side
    52,228.59x = 2,131,516,522.32
  5. Step 5: Solve for x
    x = 2,131,516,522.32/52,228.59
  6. Step 6: Final answer
    x = 40,811.30

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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.