Home / 34,129.06-51,200.55-19,344.58

Finding the Fourth Proportional to 34,129.06, 51,200.55 and 19,344.58

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Solution

The fourth proportional to 34,129.06, 51,200.55 and 19,344.58 is: 29,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129.06 : 51,200.55 = 19,344.58 : x
  2. Step 2: Convert to fraction form
    34,129.06/51,200.55 = 19,344.58/x
  3. Step 3: Cross multiply
    34,129.06x = 51,200.55 × 19,344.58
  4. Step 4: Simplify right side
    34,129.06x = 990,453,135.52
  5. Step 5: Solve for x
    x = 990,453,135.52/34,129.06
  6. Step 6: Final answer
    x = 29,020.81

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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.