Home / 49,108.39-67,767.77-30,020.13

Finding the Fourth Proportional to 49,108.39, 67,767.77 and 30,020.13

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Solution

The fourth proportional to 49,108.39, 67,767.77 and 30,020.13 is: 41,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,108.39 : 67,767.77 = 30,020.13 : x
  2. Step 2: Convert to fraction form
    49,108.39/67,767.77 = 30,020.13/x
  3. Step 3: Cross multiply
    49,108.39x = 67,767.77 × 30,020.13
  4. Step 4: Simplify right side
    49,108.39x = 2,034,397,340.26
  5. Step 5: Solve for x
    x = 2,034,397,340.26/49,108.39
  6. Step 6: Final answer
    x = 41,426.68

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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.