Home / 25,545.76-38,318.56-8,015.52

Finding the Fourth Proportional to 25,545.76, 38,318.56 and 8,015.52

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Solution

The fourth proportional to 25,545.76, 38,318.56 and 8,015.52 is: 12,023.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545.76 : 38,318.56 = 8,015.52 : x
  2. Step 2: Convert to fraction form
    25,545.76/38,318.56 = 8,015.52/x
  3. Step 3: Cross multiply
    25,545.76x = 38,318.56 × 8,015.52
  4. Step 4: Simplify right side
    25,545.76x = 307,143,184.05
  5. Step 5: Solve for x
    x = 307,143,184.05/25,545.76
  6. Step 6: Final answer
    x = 12,023.25

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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.