Home / 21,882.48-32,812.20-14,958.96

Finding the Fourth Proportional to 21,882.48, 32,812.20 and 14,958.96

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Solution

The fourth proportional to 21,882.48, 32,812.20 and 14,958.96 is: 22,430.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,882.48 : 32,812.20 = 14,958.96 : x
  2. Step 2: Convert to fraction form
    21,882.48/32,812.20 = 14,958.96/x
  3. Step 3: Cross multiply
    21,882.48x = 32,812.20 × 14,958.96
  4. Step 4: Simplify right side
    21,882.48x = 490,836,387.31
  5. Step 5: Solve for x
    x = 490,836,387.31/21,882.48
  6. Step 6: Final answer
    x = 22,430.56

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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.