Home / 17,659.18-26,436.12-15,855.13

Finding the Fourth Proportional to 17,659.18, 26,436.12 and 15,855.13

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Solution

The fourth proportional to 17,659.18, 26,436.12 and 15,855.13 is: 23,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,659.18 : 26,436.12 = 15,855.13 : x
  2. Step 2: Convert to fraction form
    17,659.18/26,436.12 = 15,855.13/x
  3. Step 3: Cross multiply
    17,659.18x = 26,436.12 × 15,855.13
  4. Step 4: Simplify right side
    17,659.18x = 419,148,119.30
  5. Step 5: Solve for x
    x = 419,148,119.30/17,659.18
  6. Step 6: Final answer
    x = 23,735.42

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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.