Home / 19,082.38-28,623.58-15,367.18

Finding the Fourth Proportional to 19,082.38, 28,623.58 and 15,367.18

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Solution

The fourth proportional to 19,082.38, 28,623.58 and 15,367.18 is: 23,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.38 : 28,623.58 = 15,367.18 : x
  2. Step 2: Convert to fraction form
    19,082.38/28,623.58 = 15,367.18/x
  3. Step 3: Cross multiply
    19,082.38x = 28,623.58 × 15,367.18
  4. Step 4: Simplify right side
    19,082.38x = 439,863,706.10
  5. Step 5: Solve for x
    x = 439,863,706.10/19,082.38
  6. Step 6: Final answer
    x = 23,050.78

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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.