Home / 13,960.24-19,265.11-7,672.62

Finding the Fourth Proportional to 13,960.24, 19,265.11 and 7,672.62

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Solution

The fourth proportional to 13,960.24, 19,265.11 and 7,672.62 is: 10,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.24 : 19,265.11 = 7,672.62 : x
  2. Step 2: Convert to fraction form
    13,960.24/19,265.11 = 7,672.62/x
  3. Step 3: Cross multiply
    13,960.24x = 19,265.11 × 7,672.62
  4. Step 4: Simplify right side
    13,960.24x = 147,813,868.29
  5. Step 5: Solve for x
    x = 147,813,868.29/13,960.24
  6. Step 6: Final answer
    x = 10,588.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.