Home / 34,519.15-51,778.73-19,035.19

Finding the Fourth Proportional to 34,519.15, 51,778.73 and 19,035.19

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Solution

The fourth proportional to 34,519.15, 51,778.73 and 19,035.19 is: 28,552.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,519.15 : 51,778.73 = 19,035.19 : x
  2. Step 2: Convert to fraction form
    34,519.15/51,778.73 = 19,035.19/x
  3. Step 3: Cross multiply
    34,519.15x = 51,778.73 × 19,035.19
  4. Step 4: Simplify right side
    34,519.15x = 985,617,963.51
  5. Step 5: Solve for x
    x = 985,617,963.51/34,519.15
  6. Step 6: Final answer
    x = 28,552.79

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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.