Home / 23,716.30-32,728.18-13,106.12

Finding the Fourth Proportional to 23,716.30, 32,728.18 and 13,106.12

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Solution

The fourth proportional to 23,716.30, 32,728.18 and 13,106.12 is: 18,086.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,716.30 : 32,728.18 = 13,106.12 : x
  2. Step 2: Convert to fraction form
    23,716.30/32,728.18 = 13,106.12/x
  3. Step 3: Cross multiply
    23,716.30x = 32,728.18 × 13,106.12
  4. Step 4: Simplify right side
    23,716.30x = 428,939,454.46
  5. Step 5: Solve for x
    x = 428,939,454.46/23,716.30
  6. Step 6: Final answer
    x = 18,086.27

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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.