Home / 31,223.07-43,086.28-17,794.89

Finding the Fourth Proportional to 31,223.07, 43,086.28 and 17,794.89

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Solution

The fourth proportional to 31,223.07, 43,086.28 and 17,794.89 is: 24,556.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,223.07 : 43,086.28 = 17,794.89 : x
  2. Step 2: Convert to fraction form
    31,223.07/43,086.28 = 17,794.89/x
  3. Step 3: Cross multiply
    31,223.07x = 43,086.28 × 17,794.89
  4. Step 4: Simplify right side
    31,223.07x = 766,715,601.99
  5. Step 5: Solve for x
    x = 766,715,601.99/31,223.07
  6. Step 6: Final answer
    x = 24,556.06

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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.