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Finding the Fourth Proportional to 52,605.88, 72,586.47 and 29,943.55

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Solution

The fourth proportional to 52,605.88, 72,586.47 and 29,943.55 is: 41,316.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,605.88 : 72,586.47 = 29,943.55 : x
  2. Step 2: Convert to fraction form
    52,605.88/72,586.47 = 29,943.55/x
  3. Step 3: Cross multiply
    52,605.88x = 72,586.47 × 29,943.55
  4. Step 4: Simplify right side
    52,605.88x = 2,173,496,230.84
  5. Step 5: Solve for x
    x = 2,173,496,230.84/52,605.88
  6. Step 6: Final answer
    x = 41,316.61

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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.