Home / 39,373.09-54,332.80-22,375.06

Finding the Fourth Proportional to 39,373.09, 54,332.80 and 22,375.06

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Solution

The fourth proportional to 39,373.09, 54,332.80 and 22,375.06 is: 30,876.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,373.09 : 54,332.80 = 22,375.06 : x
  2. Step 2: Convert to fraction form
    39,373.09/54,332.80 = 22,375.06/x
  3. Step 3: Cross multiply
    39,373.09x = 54,332.80 × 22,375.06
  4. Step 4: Simplify right side
    39,373.09x = 1,215,699,659.97
  5. Step 5: Solve for x
    x = 1,215,699,659.97/39,373.09
  6. Step 6: Final answer
    x = 30,876.41

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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.