Home / 15,971.28-23,953.12-7,081.73

Finding the Fourth Proportional to 15,971.28, 23,953.12 and 7,081.73

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Solution

The fourth proportional to 15,971.28, 23,953.12 and 7,081.73 is: 10,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.28 : 23,953.12 = 7,081.73 : x
  2. Step 2: Convert to fraction form
    15,971.28/23,953.12 = 7,081.73/x
  3. Step 3: Cross multiply
    15,971.28x = 23,953.12 × 7,081.73
  4. Step 4: Simplify right side
    15,971.28x = 169,629,480.85
  5. Step 5: Solve for x
    x = 169,629,480.85/15,971.28
  6. Step 6: Final answer
    x = 10,620.91

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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.