Home / 18,008.68-24,844.26-11,721.64

Finding the Fourth Proportional to 18,008.68, 24,844.26 and 11,721.64

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Solution

The fourth proportional to 18,008.68, 24,844.26 and 11,721.64 is: 16,170.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008.68 : 24,844.26 = 11,721.64 : x
  2. Step 2: Convert to fraction form
    18,008.68/24,844.26 = 11,721.64/x
  3. Step 3: Cross multiply
    18,008.68x = 24,844.26 × 11,721.64
  4. Step 4: Simplify right side
    18,008.68x = 291,215,471.79
  5. Step 5: Solve for x
    x = 291,215,471.79/18,008.68
  6. Step 6: Final answer
    x = 16,170.84

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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.