Home / 23,716.81-32,728.86-13,106.62

Finding the Fourth Proportional to 23,716.81, 32,728.86 and 13,106.62

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Solution

The fourth proportional to 23,716.81, 32,728.86 and 13,106.62 is: 18,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,716.81 : 32,728.86 = 13,106.62 : x
  2. Step 2: Convert to fraction form
    23,716.81/32,728.86 = 13,106.62/x
  3. Step 3: Cross multiply
    23,716.81x = 32,728.86 × 13,106.62
  4. Step 4: Simplify right side
    23,716.81x = 428,964,731.05
  5. Step 5: Solve for x
    x = 428,964,731.05/23,716.81
  6. Step 6: Final answer
    x = 18,086.95

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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.