Home / 31,679.78-43,667.84-24,954.75

Finding the Fourth Proportional to 31,679.78, 43,667.84 and 24,954.75

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Solution

The fourth proportional to 31,679.78, 43,667.84 and 24,954.75 is: 34,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,679.78 : 43,667.84 = 24,954.75 : x
  2. Step 2: Convert to fraction form
    31,679.78/43,667.84 = 24,954.75/x
  3. Step 3: Cross multiply
    31,679.78x = 43,667.84 × 24,954.75
  4. Step 4: Simplify right side
    31,679.78x = 1,089,719,905.47
  5. Step 5: Solve for x
    x = 1,089,719,905.47/31,679.78
  6. Step 6: Final answer
    x = 34,397.97

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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.