Home / 15,010.62-22,506.57-7,217.82

Finding the Fourth Proportional to 15,010.62, 22,506.57 and 7,217.82

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Solution

The fourth proportional to 15,010.62, 22,506.57 and 7,217.82 is: 10,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.62 : 22,506.57 = 7,217.82 : x
  2. Step 2: Convert to fraction form
    15,010.62/22,506.57 = 7,217.82/x
  3. Step 3: Cross multiply
    15,010.62x = 22,506.57 × 7,217.82
  4. Step 4: Simplify right side
    15,010.62x = 162,448,371.08
  5. Step 5: Solve for x
    x = 162,448,371.08/15,010.62
  6. Step 6: Final answer
    x = 10,822.23

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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.