Home / 13,040.27-19,560.20-5,248.88

Finding the Fourth Proportional to 13,040.27, 19,560.20 and 5,248.88

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Solution

The fourth proportional to 13,040.27, 19,560.20 and 5,248.88 is: 7,873.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040.27 : 19,560.20 = 5,248.88 : x
  2. Step 2: Convert to fraction form
    13,040.27/19,560.20 = 5,248.88/x
  3. Step 3: Cross multiply
    13,040.27x = 19,560.20 × 5,248.88
  4. Step 4: Simplify right side
    13,040.27x = 102,669,018.53
  5. Step 5: Solve for x
    x = 102,669,018.53/13,040.27
  6. Step 6: Final answer
    x = 7,873.23

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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.