Home / 13,093.24-18,089.84-9,132.04

Finding the Fourth Proportional to 13,093.24, 18,089.84 and 9,132.04

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Solution

The fourth proportional to 13,093.24, 18,089.84 and 9,132.04 is: 12,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.24 : 18,089.84 = 9,132.04 : x
  2. Step 2: Convert to fraction form
    13,093.24/18,089.84 = 9,132.04/x
  3. Step 3: Cross multiply
    13,093.24x = 18,089.84 × 9,132.04
  4. Step 4: Simplify right side
    13,093.24x = 165,197,006.36
  5. Step 5: Solve for x
    x = 165,197,006.36/13,093.24
  6. Step 6: Final answer
    x = 12,616.97

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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.