Home / 15,507.50-23,247.43-7,176.07

Finding the Fourth Proportional to 15,507.50, 23,247.43 and 7,176.07

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Solution

The fourth proportional to 15,507.50, 23,247.43 and 7,176.07 is: 10,757.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507.50 : 23,247.43 = 7,176.07 : x
  2. Step 2: Convert to fraction form
    15,507.50/23,247.43 = 7,176.07/x
  3. Step 3: Cross multiply
    15,507.50x = 23,247.43 × 7,176.07
  4. Step 4: Simplify right side
    15,507.50x = 166,825,150.92
  5. Step 5: Solve for x
    x = 166,825,150.92/15,507.50
  6. Step 6: Final answer
    x = 10,757.71

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Half scale
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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.