Home / 18,014.06-24,859.78-9,947.69

Finding the Fourth Proportional to 18,014.06, 24,859.78 and 9,947.69

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Solution

The fourth proportional to 18,014.06, 24,859.78 and 9,947.69 is: 13,728.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.06 : 24,859.78 = 9,947.69 : x
  2. Step 2: Convert to fraction form
    18,014.06/24,859.78 = 9,947.69/x
  3. Step 3: Cross multiply
    18,014.06x = 24,859.78 × 9,947.69
  4. Step 4: Simplify right side
    18,014.06x = 247,297,468.80
  5. Step 5: Solve for x
    x = 247,297,468.80/18,014.06
  6. Step 6: Final answer
    x = 13,728.02

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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.