Home / 31,820.88-43,914.20-17,675.04

Finding the Fourth Proportional to 31,820.88, 43,914.20 and 17,675.04

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Solution

The fourth proportional to 31,820.88, 43,914.20 and 17,675.04 is: 24,392.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,820.88 : 43,914.20 = 17,675.04 : x
  2. Step 2: Convert to fraction form
    31,820.88/43,914.20 = 17,675.04/x
  3. Step 3: Cross multiply
    31,820.88x = 43,914.20 × 17,675.04
  4. Step 4: Simplify right side
    31,820.88x = 776,185,241.57
  5. Step 5: Solve for x
    x = 776,185,241.57/31,820.88
  6. Step 6: Final answer
    x = 24,392.32

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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.