Home / 34,515.26-51,772.88-11,145.14

Finding the Fourth Proportional to 34,515.26, 51,772.88 and 11,145.14

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Solution

The fourth proportional to 34,515.26, 51,772.88 and 11,145.14 is: 16,717.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,515.26 : 51,772.88 = 11,145.14 : x
  2. Step 2: Convert to fraction form
    34,515.26/51,772.88 = 11,145.14/x
  3. Step 3: Cross multiply
    34,515.26x = 51,772.88 × 11,145.14
  4. Step 4: Simplify right side
    34,515.26x = 577,015,995.80
  5. Step 5: Solve for x
    x = 577,015,995.80/34,515.26
  6. Step 6: Final answer
    x = 16,717.71

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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.