Home / 37,665.95-51,988.41-21,759.62

Finding the Fourth Proportional to 37,665.95, 51,988.41 and 21,759.62

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Solution

The fourth proportional to 37,665.95, 51,988.41 and 21,759.62 is: 30,033.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,665.95 : 51,988.41 = 21,759.62 : x
  2. Step 2: Convert to fraction form
    37,665.95/51,988.41 = 21,759.62/x
  3. Step 3: Cross multiply
    37,665.95x = 51,988.41 × 21,759.62
  4. Step 4: Simplify right side
    37,665.95x = 1,131,248,236.62
  5. Step 5: Solve for x
    x = 1,131,248,236.62/37,665.95
  6. Step 6: Final answer
    x = 30,033.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.