Home / 37,017.78-51,084.38-20,022.05

Finding the Fourth Proportional to 37,017.78, 51,084.38 and 20,022.05

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Solution

The fourth proportional to 37,017.78, 51,084.38 and 20,022.05 is: 27,630.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,017.78 : 51,084.38 = 20,022.05 : x
  2. Step 2: Convert to fraction form
    37,017.78/51,084.38 = 20,022.05/x
  3. Step 3: Cross multiply
    37,017.78x = 51,084.38 × 20,022.05
  4. Step 4: Simplify right side
    37,017.78x = 1,022,813,655.05
  5. Step 5: Solve for x
    x = 1,022,813,655.05/37,017.78
  6. Step 6: Final answer
    x = 27,630.33

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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.