Home / 18,067.65-24,934.40-10,109.80

Finding the Fourth Proportional to 18,067.65, 24,934.40 and 10,109.80

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Solution

The fourth proportional to 18,067.65, 24,934.40 and 10,109.80 is: 13,952.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.65 : 24,934.40 = 10,109.80 : x
  2. Step 2: Convert to fraction form
    18,067.65/24,934.40 = 10,109.80/x
  3. Step 3: Cross multiply
    18,067.65x = 24,934.40 × 10,109.80
  4. Step 4: Simplify right side
    18,067.65x = 252,081,746.57
  5. Step 5: Solve for x
    x = 252,081,746.57/18,067.65
  6. Step 6: Final answer
    x = 13,952.11

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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.