Home / 25,208.74-34,778.73-25,169.86

Finding the Fourth Proportional to 25,208.74, 34,778.73 and 25,169.86

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Solution

The fourth proportional to 25,208.74, 34,778.73 and 25,169.86 is: 34,725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,208.74 : 34,778.73 = 25,169.86 : x
  2. Step 2: Convert to fraction form
    25,208.74/34,778.73 = 25,169.86/x
  3. Step 3: Cross multiply
    25,208.74x = 34,778.73 × 25,169.86
  4. Step 4: Simplify right side
    25,208.74x = 875,375,765.08
  5. Step 5: Solve for x
    x = 875,375,765.08/25,208.74
  6. Step 6: Final answer
    x = 34,725.09

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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.