Home / 37,959.87-56,974.35-20,205.44

Finding the Fourth Proportional to 37,959.87, 56,974.35 and 20,205.44

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Solution

The fourth proportional to 37,959.87, 56,974.35 and 20,205.44 is: 30,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,959.87 : 56,974.35 = 20,205.44 : x
  2. Step 2: Convert to fraction form
    37,959.87/56,974.35 = 20,205.44/x
  3. Step 3: Cross multiply
    37,959.87x = 56,974.35 × 20,205.44
  4. Step 4: Simplify right side
    37,959.87x = 1,151,191,810.46
  5. Step 5: Solve for x
    x = 1,151,191,810.46/37,959.87
  6. Step 6: Final answer
    x = 30,326.55

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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.