Home / 24,221.09-33,425.80-13,611.71

Finding the Fourth Proportional to 24,221.09, 33,425.80 and 13,611.71

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Solution

The fourth proportional to 24,221.09, 33,425.80 and 13,611.71 is: 18,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,221.09 : 33,425.80 = 13,611.71 : x
  2. Step 2: Convert to fraction form
    24,221.09/33,425.80 = 13,611.71/x
  3. Step 3: Cross multiply
    24,221.09x = 33,425.80 × 13,611.71
  4. Step 4: Simplify right side
    24,221.09x = 454,982,345.65
  5. Step 5: Solve for x
    x = 454,982,345.65/24,221.09
  6. Step 6: Final answer
    x = 18,784.55

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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.