Home / 31,642.21-43,667.13-17,495.97

Finding the Fourth Proportional to 31,642.21, 43,667.13 and 17,495.97

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Solution

The fourth proportional to 31,642.21, 43,667.13 and 17,495.97 is: 24,144.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,642.21 : 43,667.13 = 17,495.97 : x
  2. Step 2: Convert to fraction form
    31,642.21/43,667.13 = 17,495.97/x
  3. Step 3: Cross multiply
    31,642.21x = 43,667.13 × 17,495.97
  4. Step 4: Simplify right side
    31,642.21x = 763,998,796.47
  5. Step 5: Solve for x
    x = 763,998,796.47/31,642.21
  6. Step 6: Final answer
    x = 24,144.93

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1.5x scale

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.