Home / 15,012.47-22,511.05-5,013.62

Finding the Fourth Proportional to 15,012.47, 22,511.05 and 5,013.62

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Solution

The fourth proportional to 15,012.47, 22,511.05 and 5,013.62 is: 7,517.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,012.47 : 22,511.05 = 5,013.62 : x
  2. Step 2: Convert to fraction form
    15,012.47/22,511.05 = 5,013.62/x
  3. Step 3: Cross multiply
    15,012.47x = 22,511.05 × 5,013.62
  4. Step 4: Simplify right side
    15,012.47x = 112,861,799.32
  5. Step 5: Solve for x
    x = 112,861,799.32/15,012.47
  6. Step 6: Final answer
    x = 7,517.87

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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.