Home / 44,067.88-66,045.66-20,642.68

Finding the Fourth Proportional to 44,067.88, 66,045.66 and 20,642.68

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Solution

The fourth proportional to 44,067.88, 66,045.66 and 20,642.68 is: 30,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,067.88 : 66,045.66 = 20,642.68 : x
  2. Step 2: Convert to fraction form
    44,067.88/66,045.66 = 20,642.68/x
  3. Step 3: Cross multiply
    44,067.88x = 66,045.66 × 20,642.68
  4. Step 4: Simplify right side
    44,067.88x = 1,363,359,424.77
  5. Step 5: Solve for x
    x = 1,363,359,424.77/44,067.88
  6. Step 6: Final answer
    x = 30,937.71

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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.