Home / 31,199.62-43,050.49-17,771.13

Finding the Fourth Proportional to 31,199.62, 43,050.49 and 17,771.13

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Solution

The fourth proportional to 31,199.62, 43,050.49 and 17,771.13 is: 24,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,199.62 : 43,050.49 = 17,771.13 : x
  2. Step 2: Convert to fraction form
    31,199.62/43,050.49 = 17,771.13/x
  3. Step 3: Cross multiply
    31,199.62x = 43,050.49 × 17,771.13
  4. Step 4: Simplify right side
    31,199.62x = 765,055,854.35
  5. Step 5: Solve for x
    x = 765,055,854.35/31,199.62
  6. Step 6: Final answer
    x = 24,521.32

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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.