Home / 18,816.57-28,241.78-10,058.97

Finding the Fourth Proportional to 18,816.57, 28,241.78 and 10,058.97

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Solution

The fourth proportional to 18,816.57, 28,241.78 and 10,058.97 is: 15,097.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,816.57 : 28,241.78 = 10,058.97 : x
  2. Step 2: Convert to fraction form
    18,816.57/28,241.78 = 10,058.97/x
  3. Step 3: Cross multiply
    18,816.57x = 28,241.78 × 10,058.97
  4. Step 4: Simplify right side
    18,816.57x = 284,083,167.47
  5. Step 5: Solve for x
    x = 284,083,167.47/18,816.57
  6. Step 6: Final answer
    x = 15,097.50

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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.