Home / 14,882.40-22,291.20-7,948.80

Finding the Fourth Proportional to 14,882.40, 22,291.20 and 7,948.80

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Solution

The fourth proportional to 14,882.40, 22,291.20 and 7,948.80 is: 11,905.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,882.40 : 22,291.20 = 7,948.80 : x
  2. Step 2: Convert to fraction form
    14,882.40/22,291.20 = 7,948.80/x
  3. Step 3: Cross multiply
    14,882.40x = 22,291.20 × 7,948.80
  4. Step 4: Simplify right side
    14,882.40x = 177,188,290.56
  5. Step 5: Solve for x
    x = 177,188,290.56/14,882.40
  6. Step 6: Final answer
    x = 11,905.89

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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.