Home / 34,128.47-51,195.30-11,632.16

Finding the Fourth Proportional to 34,128.47, 51,195.30 and 11,632.16

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Solution

The fourth proportional to 34,128.47, 51,195.30 and 11,632.16 is: 17,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,128.47 : 51,195.30 = 11,632.16 : x
  2. Step 2: Convert to fraction form
    34,128.47/51,195.30 = 11,632.16/x
  3. Step 3: Cross multiply
    34,128.47x = 51,195.30 × 11,632.16
  4. Step 4: Simplify right side
    34,128.47x = 595,511,920.85
  5. Step 5: Solve for x
    x = 595,511,920.85/34,128.47
  6. Step 6: Final answer
    x = 17,449.12

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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.