Home / 18,211.29-27,295.03-7,677.24

Finding the Fourth Proportional to 18,211.29, 27,295.03 and 7,677.24

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Solution

The fourth proportional to 18,211.29, 27,295.03 and 7,677.24 is: 11,506.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211.29 : 27,295.03 = 7,677.24 : x
  2. Step 2: Convert to fraction form
    18,211.29/27,295.03 = 7,677.24/x
  3. Step 3: Cross multiply
    18,211.29x = 27,295.03 × 7,677.24
  4. Step 4: Simplify right side
    18,211.29x = 209,550,496.12
  5. Step 5: Solve for x
    x = 209,550,496.12/18,211.29
  6. Step 6: Final answer
    x = 11,506.63

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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.