Home / 22,342.92-30,819.06-13,725.33

Finding the Fourth Proportional to 22,342.92, 30,819.06 and 13,725.33

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Solution

The fourth proportional to 22,342.92, 30,819.06 and 13,725.33 is: 18,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,342.92 : 30,819.06 = 13,725.33 : x
  2. Step 2: Convert to fraction form
    22,342.92/30,819.06 = 13,725.33/x
  3. Step 3: Cross multiply
    22,342.92x = 30,819.06 × 13,725.33
  4. Step 4: Simplify right side
    22,342.92x = 423,001,768.79
  5. Step 5: Solve for x
    x = 423,001,768.79/22,342.92
  6. Step 6: Final answer
    x = 18,932.25

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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.