Home / 31,306.21-43,177.41-27,521.35

Finding the Fourth Proportional to 31,306.21, 43,177.41 and 27,521.35

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Solution

The fourth proportional to 31,306.21, 43,177.41 and 27,521.35 is: 37,957.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306.21 : 43,177.41 = 27,521.35 : x
  2. Step 2: Convert to fraction form
    31,306.21/43,177.41 = 27,521.35/x
  3. Step 3: Cross multiply
    31,306.21x = 43,177.41 × 27,521.35
  4. Step 4: Simplify right side
    31,306.21x = 1,188,300,504.76
  5. Step 5: Solve for x
    x = 1,188,300,504.76/31,306.21
  6. Step 6: Final answer
    x = 37,957.34

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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.