Home / 18,317.88-27,473.67-5,167.17

Finding the Fourth Proportional to 18,317.88, 27,473.67 and 5,167.17

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Solution

The fourth proportional to 18,317.88, 27,473.67 and 5,167.17 is: 7,749.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.88 : 27,473.67 = 5,167.17 : x
  2. Step 2: Convert to fraction form
    18,317.88/27,473.67 = 5,167.17/x
  3. Step 3: Cross multiply
    18,317.88x = 27,473.67 × 5,167.17
  4. Step 4: Simplify right side
    18,317.88x = 141,961,123.41
  5. Step 5: Solve for x
    x = 141,961,123.41/18,317.88
  6. Step 6: Final answer
    x = 7,749.87

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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.