Home / 31,734.12-43,797.77-18,302.77

Finding the Fourth Proportional to 31,734.12, 43,797.77 and 18,302.77

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Solution

The fourth proportional to 31,734.12, 43,797.77 and 18,302.77 is: 25,260.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,734.12 : 43,797.77 = 18,302.77 : x
  2. Step 2: Convert to fraction form
    31,734.12/43,797.77 = 18,302.77/x
  3. Step 3: Cross multiply
    31,734.12x = 43,797.77 × 18,302.77
  4. Step 4: Simplify right side
    31,734.12x = 801,620,510.82
  5. Step 5: Solve for x
    x = 801,620,510.82/31,734.12
  6. Step 6: Final answer
    x = 25,260.52

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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.