Home / 31,336.92-43,247.16-17,910.18

Finding the Fourth Proportional to 31,336.92, 43,247.16 and 17,910.18

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Solution

The fourth proportional to 31,336.92, 43,247.16 and 17,910.18 is: 24,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,336.92 : 43,247.16 = 17,910.18 : x
  2. Step 2: Convert to fraction form
    31,336.92/43,247.16 = 17,910.18/x
  3. Step 3: Cross multiply
    31,336.92x = 43,247.16 × 17,910.18
  4. Step 4: Simplify right side
    31,336.92x = 774,564,420.09
  5. Step 5: Solve for x
    x = 774,564,420.09/31,336.92
  6. Step 6: Final answer
    x = 24,717.31

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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.