Home / 15,844.20-23,757.45-6,490.74

Finding the Fourth Proportional to 15,844.20, 23,757.45 and 6,490.74

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Solution

The fourth proportional to 15,844.20, 23,757.45 and 6,490.74 is: 9,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,844.20 : 23,757.45 = 6,490.74 : x
  2. Step 2: Convert to fraction form
    15,844.20/23,757.45 = 6,490.74/x
  3. Step 3: Cross multiply
    15,844.20x = 23,757.45 × 6,490.74
  4. Step 4: Simplify right side
    15,844.20x = 154,203,431.01
  5. Step 5: Solve for x
    x = 154,203,431.01/15,844.20
  6. Step 6: Final answer
    x = 9,732.48

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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.