Home / 12,534.46-17,320.36-11,927.14

Finding the Fourth Proportional to 12,534.46, 17,320.36 and 11,927.14

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Solution

The fourth proportional to 12,534.46, 17,320.36 and 11,927.14 is: 16,481.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.46 : 17,320.36 = 11,927.14 : x
  2. Step 2: Convert to fraction form
    12,534.46/17,320.36 = 11,927.14/x
  3. Step 3: Cross multiply
    12,534.46x = 17,320.36 × 11,927.14
  4. Step 4: Simplify right side
    12,534.46x = 206,582,358.57
  5. Step 5: Solve for x
    x = 206,582,358.57/12,534.46
  6. Step 6: Final answer
    x = 16,481.15

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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.