Home / 38,778.67-58,091.86-25,590.79

Finding the Fourth Proportional to 38,778.67, 58,091.86 and 25,590.79

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Solution

The fourth proportional to 38,778.67, 58,091.86 and 25,590.79 is: 38,335.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,778.67 : 58,091.86 = 25,590.79 : x
  2. Step 2: Convert to fraction form
    38,778.67/58,091.86 = 25,590.79/x
  3. Step 3: Cross multiply
    38,778.67x = 58,091.86 × 25,590.79
  4. Step 4: Simplify right side
    38,778.67x = 1,486,616,589.97
  5. Step 5: Solve for x
    x = 1,486,616,589.97/38,778.67
  6. Step 6: Final answer
    x = 38,335.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.