Home / 13,324.92-18,376.52-8,604.24

Finding the Fourth Proportional to 13,324.92, 18,376.52 and 8,604.24

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Solution

The fourth proportional to 13,324.92, 18,376.52 and 8,604.24 is: 11,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.92 : 18,376.52 = 8,604.24 : x
  2. Step 2: Convert to fraction form
    13,324.92/18,376.52 = 8,604.24/x
  3. Step 3: Cross multiply
    13,324.92x = 18,376.52 × 8,604.24
  4. Step 4: Simplify right side
    13,324.92x = 158,115,988.44
  5. Step 5: Solve for x
    x = 158,115,988.44/13,324.92
  6. Step 6: Final answer
    x = 11,866.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.