Home / 15,659.20-23,489.70-5,124.52

Finding the Fourth Proportional to 15,659.20, 23,489.70 and 5,124.52

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Solution

The fourth proportional to 15,659.20, 23,489.70 and 5,124.52 is: 7,687.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,659.20 : 23,489.70 = 5,124.52 : x
  2. Step 2: Convert to fraction form
    15,659.20/23,489.70 = 5,124.52/x
  3. Step 3: Cross multiply
    15,659.20x = 23,489.70 × 5,124.52
  4. Step 4: Simplify right side
    15,659.20x = 120,373,437.44
  5. Step 5: Solve for x
    x = 120,373,437.44/15,659.20
  6. Step 6: Final answer
    x = 7,687.07

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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.