Home / 31,257.14-43,133.78-17,832.74

Finding the Fourth Proportional to 31,257.14, 43,133.78 and 17,832.74

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Solution

The fourth proportional to 31,257.14, 43,133.78 and 17,832.74 is: 24,608.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,257.14 : 43,133.78 = 17,832.74 : x
  2. Step 2: Convert to fraction form
    31,257.14/43,133.78 = 17,832.74/x
  3. Step 3: Cross multiply
    31,257.14x = 43,133.78 × 17,832.74
  4. Step 4: Simplify right side
    31,257.14x = 769,193,312.87
  5. Step 5: Solve for x
    x = 769,193,312.87/31,257.14
  6. Step 6: Final answer
    x = 24,608.57

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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.