Home / 31,228.91-43,096.91-17,081.74

Finding the Fourth Proportional to 31,228.91, 43,096.91 and 17,081.74

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Solution

The fourth proportional to 31,228.91, 43,096.91 and 17,081.74 is: 23,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.91 : 43,096.91 = 17,081.74 : x
  2. Step 2: Convert to fraction form
    31,228.91/43,096.91 = 17,081.74/x
  3. Step 3: Cross multiply
    31,228.91x = 43,096.91 × 17,081.74
  4. Step 4: Simplify right side
    31,228.91x = 736,170,211.42
  5. Step 5: Solve for x
    x = 736,170,211.42/31,228.91
  6. Step 6: Final answer
    x = 23,573.36

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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.