Home / 34,476.88-51,613.26-21,286.84

Finding the Fourth Proportional to 34,476.88, 51,613.26 and 21,286.84

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Solution

The fourth proportional to 34,476.88, 51,613.26 and 21,286.84 is: 31,867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,476.88 : 51,613.26 = 21,286.84 : x
  2. Step 2: Convert to fraction form
    34,476.88/51,613.26 = 21,286.84/x
  3. Step 3: Cross multiply
    34,476.88x = 51,613.26 × 21,286.84
  4. Step 4: Simplify right side
    34,476.88x = 1,098,683,207.50
  5. Step 5: Solve for x
    x = 1,098,683,207.50/34,476.88
  6. Step 6: Final answer
    x = 31,867.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.