Home / 36,974.70-55,389.15-22,139.55

Finding the Fourth Proportional to 36,974.70, 55,389.15 and 22,139.55

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Solution

The fourth proportional to 36,974.70, 55,389.15 and 22,139.55 is: 33,165.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,974.70 : 55,389.15 = 22,139.55 : x
  2. Step 2: Convert to fraction form
    36,974.70/55,389.15 = 22,139.55/x
  3. Step 3: Cross multiply
    36,974.70x = 55,389.15 × 22,139.55
  4. Step 4: Simplify right side
    36,974.70x = 1,226,290,855.88
  5. Step 5: Solve for x
    x = 1,226,290,855.88/36,974.70
  6. Step 6: Final answer
    x = 33,165.67

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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.