Home / 18,165.24-27,247.82-5,017.57

Finding the Fourth Proportional to 18,165.24, 27,247.82 and 5,017.57

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Solution

The fourth proportional to 18,165.24, 27,247.82 and 5,017.57 is: 7,526.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,165.24 : 27,247.82 = 5,017.57 : x
  2. Step 2: Convert to fraction form
    18,165.24/27,247.82 = 5,017.57/x
  3. Step 3: Cross multiply
    18,165.24x = 27,247.82 × 5,017.57
  4. Step 4: Simplify right side
    18,165.24x = 136,717,841.74
  5. Step 5: Solve for x
    x = 136,717,841.74/18,165.24
  6. Step 6: Final answer
    x = 7,526.34

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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.