Home / 18,842.23-28,274.28-10,082.08

Finding the Fourth Proportional to 18,842.23, 28,274.28 and 10,082.08

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Solution

The fourth proportional to 18,842.23, 28,274.28 and 10,082.08 is: 15,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,842.23 : 28,274.28 = 10,082.08 : x
  2. Step 2: Convert to fraction form
    18,842.23/28,274.28 = 10,082.08/x
  3. Step 3: Cross multiply
    18,842.23x = 28,274.28 × 10,082.08
  4. Step 4: Simplify right side
    18,842.23x = 285,063,552.90
  5. Step 5: Solve for x
    x = 285,063,552.90/18,842.23
  6. Step 6: Final answer
    x = 15,128.97

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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.