Home / 14,979.89-22,452.35-11,270.21

Finding the Fourth Proportional to 14,979.89, 22,452.35 and 11,270.21

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Solution

The fourth proportional to 14,979.89, 22,452.35 and 11,270.21 is: 16,892.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,979.89 : 22,452.35 = 11,270.21 : x
  2. Step 2: Convert to fraction form
    14,979.89/22,452.35 = 11,270.21/x
  3. Step 3: Cross multiply
    14,979.89x = 22,452.35 × 11,270.21
  4. Step 4: Simplify right side
    14,979.89x = 253,042,530.88
  5. Step 5: Solve for x
    x = 253,042,530.88/14,979.89
  6. Step 6: Final answer
    x = 16,892.15

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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.