Home / 21,819.92-32,724.30-9,341.96

Finding the Fourth Proportional to 21,819.92, 32,724.30 and 9,341.96

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Solution

The fourth proportional to 21,819.92, 32,724.30 and 9,341.96 is: 14,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,819.92 : 32,724.30 = 9,341.96 : x
  2. Step 2: Convert to fraction form
    21,819.92/32,724.30 = 9,341.96/x
  3. Step 3: Cross multiply
    21,819.92x = 32,724.30 × 9,341.96
  4. Step 4: Simplify right side
    21,819.92x = 305,709,101.63
  5. Step 5: Solve for x
    x = 305,709,101.63/21,819.92
  6. Step 6: Final answer
    x = 14,010.55

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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.