Home / 31,858.92-43,964.78-17,711.46

Finding the Fourth Proportional to 31,858.92, 43,964.78 and 17,711.46

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Solution

The fourth proportional to 31,858.92, 43,964.78 and 17,711.46 is: 24,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,858.92 : 43,964.78 = 17,711.46 : x
  2. Step 2: Convert to fraction form
    31,858.92/43,964.78 = 17,711.46/x
  3. Step 3: Cross multiply
    31,858.92x = 43,964.78 × 17,711.46
  4. Step 4: Simplify right side
    31,858.92x = 778,680,353.82
  5. Step 5: Solve for x
    x = 778,680,353.82/31,858.92
  6. Step 6: Final answer
    x = 24,441.52

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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.