Home / 15,393.20-23,115.90-14,604.08

Finding the Fourth Proportional to 15,393.20, 23,115.90 and 14,604.08

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Solution

The fourth proportional to 15,393.20, 23,115.90 and 14,604.08 is: 21,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,393.20 : 23,115.90 = 14,604.08 : x
  2. Step 2: Convert to fraction form
    15,393.20/23,115.90 = 14,604.08/x
  3. Step 3: Cross multiply
    15,393.20x = 23,115.90 × 14,604.08
  4. Step 4: Simplify right side
    15,393.20x = 337,586,452.87
  5. Step 5: Solve for x
    x = 337,586,452.87/15,393.20
  6. Step 6: Final answer
    x = 21,930.88

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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.