Home / 23,231.04-34,759.84-13,836.80

Finding the Fourth Proportional to 23,231.04, 34,759.84 and 13,836.80

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Solution

The fourth proportional to 23,231.04, 34,759.84 and 13,836.80 is: 20,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,231.04 : 34,759.84 = 13,836.80 : x
  2. Step 2: Convert to fraction form
    23,231.04/34,759.84 = 13,836.80/x
  3. Step 3: Cross multiply
    23,231.04x = 34,759.84 × 13,836.80
  4. Step 4: Simplify right side
    23,231.04x = 480,964,954.11
  5. Step 5: Solve for x
    x = 480,964,954.11/23,231.04
  6. Step 6: Final answer
    x = 20,703.55

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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.