Home / 18,254.30-27,360.40-8,248.25

Finding the Fourth Proportional to 18,254.30, 27,360.40 and 8,248.25

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Solution

The fourth proportional to 18,254.30, 27,360.40 and 8,248.25 is: 12,362.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.30 : 27,360.40 = 8,248.25 : x
  2. Step 2: Convert to fraction form
    18,254.30/27,360.40 = 8,248.25/x
  3. Step 3: Cross multiply
    18,254.30x = 27,360.40 × 8,248.25
  4. Step 4: Simplify right side
    18,254.30x = 225,675,419.30
  5. Step 5: Solve for x
    x = 225,675,419.30/18,254.30
  6. Step 6: Final answer
    x = 12,362.86

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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.