Home / 31,513.20-43,486.18-17,366.06

Finding the Fourth Proportional to 31,513.20, 43,486.18 and 17,366.06

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Solution

The fourth proportional to 31,513.20, 43,486.18 and 17,366.06 is: 23,964.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,513.20 : 43,486.18 = 17,366.06 : x
  2. Step 2: Convert to fraction form
    31,513.20/43,486.18 = 17,366.06/x
  3. Step 3: Cross multiply
    31,513.20x = 43,486.18 × 17,366.06
  4. Step 4: Simplify right side
    31,513.20x = 755,183,611.05
  5. Step 5: Solve for x
    x = 755,183,611.05/31,513.20
  6. Step 6: Final answer
    x = 23,964.04

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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.