Home / 15,925.50-23,912.91-8,544.38

Finding the Fourth Proportional to 15,925.50, 23,912.91 and 8,544.38

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Solution

The fourth proportional to 15,925.50, 23,912.91 and 8,544.38 is: 12,829.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.50 : 23,912.91 = 8,544.38 : x
  2. Step 2: Convert to fraction form
    15,925.50/23,912.91 = 8,544.38/x
  3. Step 3: Cross multiply
    15,925.50x = 23,912.91 × 8,544.38
  4. Step 4: Simplify right side
    15,925.50x = 204,320,870.38
  5. Step 5: Solve for x
    x = 204,320,870.38/15,925.50
  6. Step 6: Final answer
    x = 12,829.79

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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.