Home / 23,084.11-34,614.51-11,987.65

Finding the Fourth Proportional to 23,084.11, 34,614.51 and 11,987.65

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Solution

The fourth proportional to 23,084.11, 34,614.51 and 11,987.65 is: 17,975.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,084.11 : 34,614.51 = 11,987.65 : x
  2. Step 2: Convert to fraction form
    23,084.11/34,614.51 = 11,987.65/x
  3. Step 3: Cross multiply
    23,084.11x = 34,614.51 × 11,987.65
  4. Step 4: Simplify right side
    23,084.11x = 414,946,630.80
  5. Step 5: Solve for x
    x = 414,946,630.80/23,084.11
  6. Step 6: Final answer
    x = 17,975.42

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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.