Home / 38,162.22-57,249.48-18,442.23

Finding the Fourth Proportional to 38,162.22, 57,249.48 and 18,442.23

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Solution

The fourth proportional to 38,162.22, 57,249.48 and 18,442.23 is: 27,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,162.22 : 57,249.48 = 18,442.23 : x
  2. Step 2: Convert to fraction form
    38,162.22/57,249.48 = 18,442.23/x
  3. Step 3: Cross multiply
    38,162.22x = 57,249.48 × 18,442.23
  4. Step 4: Simplify right side
    38,162.22x = 1,055,808,077.54
  5. Step 5: Solve for x
    x = 1,055,808,077.54/38,162.22
  6. Step 6: Final answer
    x = 27,666.32

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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.