Home / 18,475.90-27,717.95-5,327.25

Finding the Fourth Proportional to 18,475.90, 27,717.95 and 5,327.25

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Solution

The fourth proportional to 18,475.90, 27,717.95 and 5,327.25 is: 7,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.90 : 27,717.95 = 5,327.25 : x
  2. Step 2: Convert to fraction form
    18,475.90/27,717.95 = 5,327.25/x
  3. Step 3: Cross multiply
    18,475.90x = 27,717.95 × 5,327.25
  4. Step 4: Simplify right side
    18,475.90x = 147,660,449.14
  5. Step 5: Solve for x
    x = 147,660,449.14/18,475.90
  6. Step 6: Final answer
    x = 7,992.06

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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.