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Finding the Fourth Proportional to 67,028.61, 100,526.31 and 22,654.38

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Solution

The fourth proportional to 67,028.61, 100,526.31 and 22,654.38 is: 33,975.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,028.61 : 100,526.31 = 22,654.38 : x
  2. Step 2: Convert to fraction form
    67,028.61/100,526.31 = 22,654.38/x
  3. Step 3: Cross multiply
    67,028.61x = 100,526.31 × 22,654.38
  4. Step 4: Simplify right side
    67,028.61x = 2,277,361,226.74
  5. Step 5: Solve for x
    x = 2,277,361,226.74/67,028.61
  6. Step 6: Final answer
    x = 33,975.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.