Home / 34,009.37-51,022.70-19,981.25

Finding the Fourth Proportional to 34,009.37, 51,022.70 and 19,981.25

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Solution

The fourth proportional to 34,009.37, 51,022.70 and 19,981.25 is: 29,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,009.37 : 51,022.70 = 19,981.25 : x
  2. Step 2: Convert to fraction form
    34,009.37/51,022.70 = 19,981.25/x
  3. Step 3: Cross multiply
    34,009.37x = 51,022.70 × 19,981.25
  4. Step 4: Simplify right side
    34,009.37x = 1,019,497,235.62
  5. Step 5: Solve for x
    x = 1,019,497,235.62/34,009.37
  6. Step 6: Final answer
    x = 29,976.95

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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.