Home / 18,426.34-27,645.05-6,578.60

Finding the Fourth Proportional to 18,426.34, 27,645.05 and 6,578.60

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Solution

The fourth proportional to 18,426.34, 27,645.05 and 6,578.60 is: 9,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426.34 : 27,645.05 = 6,578.60 : x
  2. Step 2: Convert to fraction form
    18,426.34/27,645.05 = 6,578.60/x
  3. Step 3: Cross multiply
    18,426.34x = 27,645.05 × 6,578.60
  4. Step 4: Simplify right side
    18,426.34x = 181,865,725.93
  5. Step 5: Solve for x
    x = 181,865,725.93/18,426.34
  6. Step 6: Final answer
    x = 9,869.88

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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.