Home / 31,758.89-43,829.84-17,611.43

Finding the Fourth Proportional to 31,758.89, 43,829.84 and 17,611.43

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Solution

The fourth proportional to 31,758.89, 43,829.84 and 17,611.43 is: 24,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,758.89 : 43,829.84 = 17,611.43 : x
  2. Step 2: Convert to fraction form
    31,758.89/43,829.84 = 17,611.43/x
  3. Step 3: Cross multiply
    31,758.89x = 43,829.84 × 17,611.43
  4. Step 4: Simplify right side
    31,758.89x = 771,905,983.95
  5. Step 5: Solve for x
    x = 771,905,983.95/31,758.89
  6. Step 6: Final answer
    x = 24,305.20

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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.