Home / 15,474.38-23,204.61-4,378.44

Finding the Fourth Proportional to 15,474.38, 23,204.61 and 4,378.44

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Solution

The fourth proportional to 15,474.38, 23,204.61 and 4,378.44 is: 6,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,474.38 : 23,204.61 = 4,378.44 : x
  2. Step 2: Convert to fraction form
    15,474.38/23,204.61 = 4,378.44/x
  3. Step 3: Cross multiply
    15,474.38x = 23,204.61 × 4,378.44
  4. Step 4: Simplify right side
    15,474.38x = 101,599,992.61
  5. Step 5: Solve for x
    x = 101,599,992.61/15,474.38
  6. Step 6: Final answer
    x = 6,565.69

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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.