Home / 11,769.30-17,718.08-10,162.26

Finding the Fourth Proportional to 11,769.30, 17,718.08 and 10,162.26

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Solution

The fourth proportional to 11,769.30, 17,718.08 and 10,162.26 is: 15,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.30 : 17,718.08 = 10,162.26 : x
  2. Step 2: Convert to fraction form
    11,769.30/17,718.08 = 10,162.26/x
  3. Step 3: Cross multiply
    11,769.30x = 17,718.08 × 10,162.26
  4. Step 4: Simplify right side
    11,769.30x = 180,055,684.85
  5. Step 5: Solve for x
    x = 180,055,684.85/11,769.30
  6. Step 6: Final answer
    x = 15,298.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.