Home / 15,540.56-23,306.92-4,447.32

Finding the Fourth Proportional to 15,540.56, 23,306.92 and 4,447.32

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Solution

The fourth proportional to 15,540.56, 23,306.92 and 4,447.32 is: 6,669.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,540.56 : 23,306.92 = 4,447.32 : x
  2. Step 2: Convert to fraction form
    15,540.56/23,306.92 = 4,447.32/x
  3. Step 3: Cross multiply
    15,540.56x = 23,306.92 × 4,447.32
  4. Step 4: Simplify right side
    15,540.56x = 103,653,331.45
  5. Step 5: Solve for x
    x = 103,653,331.45/15,540.56
  6. Step 6: Final answer
    x = 6,669.86

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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.