Home / 18,542.05-27,812.83-4,502.19

Finding the Fourth Proportional to 18,542.05, 27,812.83 and 4,502.19

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Solution

The fourth proportional to 18,542.05, 27,812.83 and 4,502.19 is: 6,753.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.05 : 27,812.83 = 4,502.19 : x
  2. Step 2: Convert to fraction form
    18,542.05/27,812.83 = 4,502.19/x
  3. Step 3: Cross multiply
    18,542.05x = 27,812.83 × 4,502.19
  4. Step 4: Simplify right side
    18,542.05x = 125,218,645.10
  5. Step 5: Solve for x
    x = 125,218,645.10/18,542.05
  6. Step 6: Final answer
    x = 6,753.23

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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.