Home / 39,400.93-54,373.38-22,404.75

Finding the Fourth Proportional to 39,400.93, 54,373.38 and 22,404.75

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Solution

The fourth proportional to 39,400.93, 54,373.38 and 22,404.75 is: 30,918.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,400.93 : 54,373.38 = 22,404.75 : x
  2. Step 2: Convert to fraction form
    39,400.93/54,373.38 = 22,404.75/x
  3. Step 3: Cross multiply
    39,400.93x = 54,373.38 × 22,404.75
  4. Step 4: Simplify right side
    39,400.93x = 1,218,222,003.49
  5. Step 5: Solve for x
    x = 1,218,222,003.49/39,400.93
  6. Step 6: Final answer
    x = 30,918.61

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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.