Home / 37,118.57-55,556.10-20,225.84

Finding the Fourth Proportional to 37,118.57, 55,556.10 and 20,225.84

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Solution

The fourth proportional to 37,118.57, 55,556.10 and 20,225.84 is: 30,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,118.57 : 55,556.10 = 20,225.84 : x
  2. Step 2: Convert to fraction form
    37,118.57/55,556.10 = 20,225.84/x
  3. Step 3: Cross multiply
    37,118.57x = 55,556.10 × 20,225.84
  4. Step 4: Simplify right side
    37,118.57x = 1,123,668,511.84
  5. Step 5: Solve for x
    x = 1,123,668,511.84/37,118.57
  6. Step 6: Final answer
    x = 30,272.41

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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.