Home / 13,580.16-20,362.56-8,034.24

Finding the Fourth Proportional to 13,580.16, 20,362.56 and 8,034.24

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Solution

The fourth proportional to 13,580.16, 20,362.56 and 8,034.24 is: 12,046.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580.16 : 20,362.56 = 8,034.24 : x
  2. Step 2: Convert to fraction form
    13,580.16/20,362.56 = 8,034.24/x
  3. Step 3: Cross multiply
    13,580.16x = 20,362.56 × 8,034.24
  4. Step 4: Simplify right side
    13,580.16x = 163,597,694.05
  5. Step 5: Solve for x
    x = 163,597,694.05/13,580.16
  6. Step 6: Final answer
    x = 12,046.82

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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.