Home / 15,227.34-20,974.70-10,743.23

Finding the Fourth Proportional to 15,227.34, 20,974.70 and 10,743.23

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Solution

The fourth proportional to 15,227.34, 20,974.70 and 10,743.23 is: 14,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,227.34 : 20,974.70 = 10,743.23 : x
  2. Step 2: Convert to fraction form
    15,227.34/20,974.70 = 10,743.23/x
  3. Step 3: Cross multiply
    15,227.34x = 20,974.70 × 10,743.23
  4. Step 4: Simplify right side
    15,227.34x = 225,336,045.15
  5. Step 5: Solve for x
    x = 225,336,045.15/15,227.34
  6. Step 6: Final answer
    x = 14,798.12

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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.