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Finding the Fourth Proportional to 52,573.66, 72,550.69 and 29,912.15

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Solution

The fourth proportional to 52,573.66, 72,550.69 and 29,912.15 is: 41,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,573.66 : 72,550.69 = 29,912.15 : x
  2. Step 2: Convert to fraction form
    52,573.66/72,550.69 = 29,912.15/x
  3. Step 3: Cross multiply
    52,573.66x = 72,550.69 × 29,912.15
  4. Step 4: Simplify right side
    52,573.66x = 2,170,147,228.48
  5. Step 5: Solve for x
    x = 2,170,147,228.48/52,573.66
  6. Step 6: Final answer
    x = 41,278.22

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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.