Home / 15,007.97-22,516.82-7,215.77

Finding the Fourth Proportional to 15,007.97, 22,516.82 and 7,215.77

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Solution

The fourth proportional to 15,007.97, 22,516.82 and 7,215.77 is: 10,825.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,007.97 : 22,516.82 = 7,215.77 : x
  2. Step 2: Convert to fraction form
    15,007.97/22,516.82 = 7,215.77/x
  3. Step 3: Cross multiply
    15,007.97x = 22,516.82 × 7,215.77
  4. Step 4: Simplify right side
    15,007.97x = 162,476,194.25
  5. Step 5: Solve for x
    x = 162,476,194.25/15,007.97
  6. Step 6: Final answer
    x = 10,825.99

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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.