Home / 15,541.60-23,257.68-12,734.56

Finding the Fourth Proportional to 15,541.60, 23,257.68 and 12,734.56

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Solution

The fourth proportional to 15,541.60, 23,257.68 and 12,734.56 is: 19,057.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541.60 : 23,257.68 = 12,734.56 : x
  2. Step 2: Convert to fraction form
    15,541.60/23,257.68 = 12,734.56/x
  3. Step 3: Cross multiply
    15,541.60x = 23,257.68 × 12,734.56
  4. Step 4: Simplify right side
    15,541.60x = 296,176,321.42
  5. Step 5: Solve for x
    x = 296,176,321.42/15,541.60
  6. Step 6: Final answer
    x = 19,057.00

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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.