Home / 36,575.40-54,854.88-21,788.52

Finding the Fourth Proportional to 36,575.40, 54,854.88 and 21,788.52

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Solution

The fourth proportional to 36,575.40, 54,854.88 and 21,788.52 is: 32,677.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,575.40 : 54,854.88 = 21,788.52 : x
  2. Step 2: Convert to fraction form
    36,575.40/54,854.88 = 21,788.52/x
  3. Step 3: Cross multiply
    36,575.40x = 54,854.88 × 21,788.52
  4. Step 4: Simplify right side
    36,575.40x = 1,195,206,649.98
  5. Step 5: Solve for x
    x = 1,195,206,649.98/36,575.40
  6. Step 6: Final answer
    x = 32,677.88

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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.