Home / 47,342.97-65,305.74-30,341.16

Finding the Fourth Proportional to 47,342.97, 65,305.74 and 30,341.16

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Solution

The fourth proportional to 47,342.97, 65,305.74 and 30,341.16 is: 41,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,342.97 : 65,305.74 = 30,341.16 : x
  2. Step 2: Convert to fraction form
    47,342.97/65,305.74 = 30,341.16/x
  3. Step 3: Cross multiply
    47,342.97x = 65,305.74 × 30,341.16
  4. Step 4: Simplify right side
    47,342.97x = 1,981,451,906.26
  5. Step 5: Solve for x
    x = 1,981,451,906.26/47,342.97
  6. Step 6: Final answer
    x = 41,853.14

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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.