Home / 15,476.43-23,198.07-7,146.75

Finding the Fourth Proportional to 15,476.43, 23,198.07 and 7,146.75

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Solution

The fourth proportional to 15,476.43, 23,198.07 and 7,146.75 is: 10,712.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.43 : 23,198.07 = 7,146.75 : x
  2. Step 2: Convert to fraction form
    15,476.43/23,198.07 = 7,146.75/x
  3. Step 3: Cross multiply
    15,476.43x = 23,198.07 × 7,146.75
  4. Step 4: Simplify right side
    15,476.43x = 165,790,806.77
  5. Step 5: Solve for x
    x = 165,790,806.77/15,476.43
  6. Step 6: Final answer
    x = 10,712.47

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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.