Home / 31,292.83-43,169.66-27,711.45

Finding the Fourth Proportional to 31,292.83, 43,169.66 and 27,711.45

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Solution

The fourth proportional to 31,292.83, 43,169.66 and 27,711.45 is: 38,229.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.83 : 43,169.66 = 27,711.45 : x
  2. Step 2: Convert to fraction form
    31,292.83/43,169.66 = 27,711.45/x
  3. Step 3: Cross multiply
    31,292.83x = 43,169.66 × 27,711.45
  4. Step 4: Simplify right side
    31,292.83x = 1,196,293,839.97
  5. Step 5: Solve for x
    x = 1,196,293,839.97/31,292.83
  6. Step 6: Final answer
    x = 38,229.01

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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.