Home / 23,431.68-32,340.72-15,474.96

Finding the Fourth Proportional to 23,431.68, 32,340.72 and 15,474.96

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Solution

The fourth proportional to 23,431.68, 32,340.72 and 15,474.96 is: 21,358.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.68 : 32,340.72 = 15,474.96 : x
  2. Step 2: Convert to fraction form
    23,431.68/32,340.72 = 15,474.96/x
  3. Step 3: Cross multiply
    23,431.68x = 32,340.72 × 15,474.96
  4. Step 4: Simplify right side
    23,431.68x = 500,471,348.37
  5. Step 5: Solve for x
    x = 500,471,348.37/23,431.68
  6. Step 6: Final answer
    x = 21,358.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.