Home / 25,852.51-38,778.92-9,213.18

Finding the Fourth Proportional to 25,852.51, 38,778.92 and 9,213.18

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Solution

The fourth proportional to 25,852.51, 38,778.92 and 9,213.18 is: 13,819.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,852.51 : 38,778.92 = 9,213.18 : x
  2. Step 2: Convert to fraction form
    25,852.51/38,778.92 = 9,213.18/x
  3. Step 3: Cross multiply
    25,852.51x = 38,778.92 × 9,213.18
  4. Step 4: Simplify right side
    25,852.51x = 357,277,221.05
  5. Step 5: Solve for x
    x = 357,277,221.05/25,852.51
  6. Step 6: Final answer
    x = 13,819.83

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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.