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Finding the Fourth Proportional to 43,262, 59,701.62 and 23,390

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Solution

The fourth proportional to 43,262, 59,701.62 and 23,390 is: 32,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,262 : 59,701.62 = 23,390 : x
  2. Step 2: Convert to fraction form
    43,262/59,701.62 = 23,390/x
  3. Step 3: Cross multiply
    43,262x = 59,701.62 × 23,390
  4. Step 4: Simplify right side
    43,262x = 1,396,420,891.80
  5. Step 5: Solve for x
    x = 1,396,420,891.80/43,262
  6. Step 6: Final answer
    x = 32,278.23

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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.