Home / 23,878.13-32,951.84-13,268.75

Finding the Fourth Proportional to 23,878.13, 32,951.84 and 13,268.75

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Solution

The fourth proportional to 23,878.13, 32,951.84 and 13,268.75 is: 18,310.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,878.13 : 32,951.84 = 13,268.75 : x
  2. Step 2: Convert to fraction form
    23,878.13/32,951.84 = 13,268.75/x
  3. Step 3: Cross multiply
    23,878.13x = 32,951.84 × 13,268.75
  4. Step 4: Simplify right side
    23,878.13x = 437,229,495.90
  5. Step 5: Solve for x
    x = 437,229,495.90/23,878.13
  6. Step 6: Final answer
    x = 18,310.88

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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.