Home / 31,335.56-43,245.35-17,906.52

Finding the Fourth Proportional to 31,335.56, 43,245.35 and 17,906.52

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Solution

The fourth proportional to 31,335.56, 43,245.35 and 17,906.52 is: 24,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,335.56 : 43,245.35 = 17,906.52 : x
  2. Step 2: Convert to fraction form
    31,335.56/43,245.35 = 17,906.52/x
  3. Step 3: Cross multiply
    31,335.56x = 43,245.35 × 17,906.52
  4. Step 4: Simplify right side
    31,335.56x = 774,373,635.15
  5. Step 5: Solve for x
    x = 774,373,635.15/31,335.56
  6. Step 6: Final answer
    x = 24,712.30

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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.