Home / 15,960.55-22,025.56-9,247.47

Finding the Fourth Proportional to 15,960.55, 22,025.56 and 9,247.47

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Solution

The fourth proportional to 15,960.55, 22,025.56 and 9,247.47 is: 12,761.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.55 : 22,025.56 = 9,247.47 : x
  2. Step 2: Convert to fraction form
    15,960.55/22,025.56 = 9,247.47/x
  3. Step 3: Cross multiply
    15,960.55x = 22,025.56 × 9,247.47
  4. Step 4: Simplify right side
    15,960.55x = 203,680,705.33
  5. Step 5: Solve for x
    x = 203,680,705.33/15,960.55
  6. Step 6: Final answer
    x = 12,761.51

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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.