Home / 18,016.13-24,870.17-11,216.39

Finding the Fourth Proportional to 18,016.13, 24,870.17 and 11,216.39

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Solution

The fourth proportional to 18,016.13, 24,870.17 and 11,216.39 is: 15,483.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.13 : 24,870.17 = 11,216.39 : x
  2. Step 2: Convert to fraction form
    18,016.13/24,870.17 = 11,216.39/x
  3. Step 3: Cross multiply
    18,016.13x = 24,870.17 × 11,216.39
  4. Step 4: Simplify right side
    18,016.13x = 278,953,429.78
  5. Step 5: Solve for x
    x = 278,953,429.78/18,016.13
  6. Step 6: Final answer
    x = 15,483.54

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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.