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Finding the Fourth Proportional to 15,960.92, 23,952.32 and 5,572.67

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Solution

The fourth proportional to 15,960.92, 23,952.32 and 5,572.67 is: 8,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.92 : 23,952.32 = 5,572.67 : x
  2. Step 2: Convert to fraction form
    15,960.92/23,952.32 = 5,572.67/x
  3. Step 3: Cross multiply
    15,960.92x = 23,952.32 × 5,572.67
  4. Step 4: Simplify right side
    15,960.92x = 133,478,375.09
  5. Step 5: Solve for x
    x = 133,478,375.09/15,960.92
  6. Step 6: Final answer
    x = 8,362.82

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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.