Home / 16,040.19-24,054.81-8,139.66

Finding the Fourth Proportional to 16,040.19, 24,054.81 and 8,139.66

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Solution

The fourth proportional to 16,040.19, 24,054.81 and 8,139.66 is: 12,206.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.19 : 24,054.81 = 8,139.66 : x
  2. Step 2: Convert to fraction form
    16,040.19/24,054.81 = 8,139.66/x
  3. Step 3: Cross multiply
    16,040.19x = 24,054.81 × 8,139.66
  4. Step 4: Simplify right side
    16,040.19x = 195,797,974.76
  5. Step 5: Solve for x
    x = 195,797,974.76/16,040.19
  6. Step 6: Final answer
    x = 12,206.71

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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.