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Finding the Fourth Proportional to 15,807.92, 23,714.44 and 5,947.96

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Solution

The fourth proportional to 15,807.92, 23,714.44 and 5,947.96 is: 8,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807.92 : 23,714.44 = 5,947.96 : x
  2. Step 2: Convert to fraction form
    15,807.92/23,714.44 = 5,947.96/x
  3. Step 3: Cross multiply
    15,807.92x = 23,714.44 × 5,947.96
  4. Step 4: Simplify right side
    15,807.92x = 141,052,540.54
  5. Step 5: Solve for x
    x = 141,052,540.54/15,807.92
  6. Step 6: Final answer
    x = 8,922.90

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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.