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Finding the Fourth Proportional to 25,337.80, 37,796.09 and 22,421.80

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Solution

The fourth proportional to 25,337.80, 37,796.09 and 22,421.80 is: 33,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,337.80 : 37,796.09 = 22,421.80 : x
  2. Step 2: Convert to fraction form
    25,337.80/37,796.09 = 22,421.80/x
  3. Step 3: Cross multiply
    25,337.80x = 37,796.09 × 22,421.80
  4. Step 4: Simplify right side
    25,337.80x = 847,456,370.76
  5. Step 5: Solve for x
    x = 847,456,370.76/25,337.80
  6. Step 6: Final answer
    x = 33,446.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.