Home / 16,302.80-24,470.40-7,992.20

Finding the Fourth Proportional to 16,302.80, 24,470.40 and 7,992.20

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Solution

The fourth proportional to 16,302.80, 24,470.40 and 7,992.20 is: 11,996.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,302.80 : 24,470.40 = 7,992.20 : x
  2. Step 2: Convert to fraction form
    16,302.80/24,470.40 = 7,992.20/x
  3. Step 3: Cross multiply
    16,302.80x = 24,470.40 × 7,992.20
  4. Step 4: Simplify right side
    16,302.80x = 195,572,330.88
  5. Step 5: Solve for x
    x = 195,572,330.88/16,302.80
  6. Step 6: Final answer
    x = 11,996.24

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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.