Home / 15,267.92-22,902.20-8,327.76

Finding the Fourth Proportional to 15,267.92, 22,902.20 and 8,327.76

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Solution

The fourth proportional to 15,267.92, 22,902.20 and 8,327.76 is: 12,491.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,267.92 : 22,902.20 = 8,327.76 : x
  2. Step 2: Convert to fraction form
    15,267.92/22,902.20 = 8,327.76/x
  3. Step 3: Cross multiply
    15,267.92x = 22,902.20 × 8,327.76
  4. Step 4: Simplify right side
    15,267.92x = 190,724,025.07
  5. Step 5: Solve for x
    x = 190,724,025.07/15,267.92
  6. Step 6: Final answer
    x = 12,491.81

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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.