Home / 16,680.28-22,992.10-11,301.08

Finding the Fourth Proportional to 16,680.28, 22,992.10 and 11,301.08

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Solution

The fourth proportional to 16,680.28, 22,992.10 and 11,301.08 is: 15,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.28 : 22,992.10 = 11,301.08 : x
  2. Step 2: Convert to fraction form
    16,680.28/22,992.10 = 11,301.08/x
  3. Step 3: Cross multiply
    16,680.28x = 22,992.10 × 11,301.08
  4. Step 4: Simplify right side
    16,680.28x = 259,835,561.47
  5. Step 5: Solve for x
    x = 259,835,561.47/16,680.28
  6. Step 6: Final answer
    x = 15,577.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.