Home / 34,613.51-51,920.19-11,239.88

Finding the Fourth Proportional to 34,613.51, 51,920.19 and 11,239.88

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Solution

The fourth proportional to 34,613.51, 51,920.19 and 11,239.88 is: 16,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,613.51 : 51,920.19 = 11,239.88 : x
  2. Step 2: Convert to fraction form
    34,613.51/51,920.19 = 11,239.88/x
  3. Step 3: Cross multiply
    34,613.51x = 51,920.19 × 11,239.88
  4. Step 4: Simplify right side
    34,613.51x = 583,576,445.58
  5. Step 5: Solve for x
    x = 583,576,445.58/34,613.51
  6. Step 6: Final answer
    x = 16,859.79

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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.