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Finding the Fourth Proportional to 54,669.20, 82,042.20 and 23,526.80

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Solution

The fourth proportional to 54,669.20, 82,042.20 and 23,526.80 is: 35,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,669.20 : 82,042.20 = 23,526.80 : x
  2. Step 2: Convert to fraction form
    54,669.20/82,042.20 = 23,526.80/x
  3. Step 3: Cross multiply
    54,669.20x = 82,042.20 × 23,526.80
  4. Step 4: Simplify right side
    54,669.20x = 1,930,190,430.96
  5. Step 5: Solve for x
    x = 1,930,190,430.96/54,669.20
  6. Step 6: Final answer
    x = 35,306.73

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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.