Home / 49,965.22-68,920.30-38,002.33

Finding the Fourth Proportional to 49,965.22, 68,920.30 and 38,002.33

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Solution

The fourth proportional to 49,965.22, 68,920.30 and 38,002.33 is: 52,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,965.22 : 68,920.30 = 38,002.33 : x
  2. Step 2: Convert to fraction form
    49,965.22/68,920.30 = 38,002.33/x
  3. Step 3: Cross multiply
    49,965.22x = 68,920.30 × 38,002.33
  4. Step 4: Simplify right side
    49,965.22x = 2,619,131,984.30
  5. Step 5: Solve for x
    x = 2,619,131,984.30/49,965.22
  6. Step 6: Final answer
    x = 52,419.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.