Home / 15,920.92-23,861.58-8,507.08

Finding the Fourth Proportional to 15,920.92, 23,861.58 and 8,507.08

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Solution

The fourth proportional to 15,920.92, 23,861.58 and 8,507.08 is: 12,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,920.92 : 23,861.58 = 8,507.08 : x
  2. Step 2: Convert to fraction form
    15,920.92/23,861.58 = 8,507.08/x
  3. Step 3: Cross multiply
    15,920.92x = 23,861.58 × 8,507.08
  4. Step 4: Simplify right side
    15,920.92x = 202,992,369.99
  5. Step 5: Solve for x
    x = 202,992,369.99/15,920.92
  6. Step 6: Final answer
    x = 12,750.04

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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.