Home / 15,900.60-23,856.10-6,545.03

Finding the Fourth Proportional to 15,900.60, 23,856.10 and 6,545.03

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Solution

The fourth proportional to 15,900.60, 23,856.10 and 6,545.03 is: 9,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.60 : 23,856.10 = 6,545.03 : x
  2. Step 2: Convert to fraction form
    15,900.60/23,856.10 = 6,545.03/x
  3. Step 3: Cross multiply
    15,900.60x = 23,856.10 × 6,545.03
  4. Step 4: Simplify right side
    15,900.60x = 156,138,890.18
  5. Step 5: Solve for x
    x = 156,138,890.18/15,900.60
  6. Step 6: Final answer
    x = 9,819.69

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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.