Home / 31,855.77-43,962.09-17,516.69

Finding the Fourth Proportional to 31,855.77, 43,962.09 and 17,516.69

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Solution

The fourth proportional to 31,855.77, 43,962.09 and 17,516.69 is: 24,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,855.77 : 43,962.09 = 17,516.69 : x
  2. Step 2: Convert to fraction form
    31,855.77/43,962.09 = 17,516.69/x
  3. Step 3: Cross multiply
    31,855.77x = 43,962.09 × 17,516.69
  4. Step 4: Simplify right side
    31,855.77x = 770,070,296.91
  5. Step 5: Solve for x
    x = 770,070,296.91/31,855.77
  6. Step 6: Final answer
    x = 24,173.65

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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.