Home / 15,960.30-23,908.09-7,399.71

Finding the Fourth Proportional to 15,960.30, 23,908.09 and 7,399.71

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Solution

The fourth proportional to 15,960.30, 23,908.09 and 7,399.71 is: 11,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.30 : 23,908.09 = 7,399.71 : x
  2. Step 2: Convert to fraction form
    15,960.30/23,908.09 = 7,399.71/x
  3. Step 3: Cross multiply
    15,960.30x = 23,908.09 × 7,399.71
  4. Step 4: Simplify right side
    15,960.30x = 176,912,895.66
  5. Step 5: Solve for x
    x = 176,912,895.66/15,960.30
  6. Step 6: Final answer
    x = 11,084.56

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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.