Home / 36,438.62-50,284.26-20,522.70

Finding the Fourth Proportional to 36,438.62, 50,284.26 and 20,522.70

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Solution

The fourth proportional to 36,438.62, 50,284.26 and 20,522.70 is: 28,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.62 : 50,284.26 = 20,522.70 : x
  2. Step 2: Convert to fraction form
    36,438.62/50,284.26 = 20,522.70/x
  3. Step 3: Cross multiply
    36,438.62x = 50,284.26 × 20,522.70
  4. Step 4: Simplify right side
    36,438.62x = 1,031,968,782.70
  5. Step 5: Solve for x
    x = 1,031,968,782.70/36,438.62
  6. Step 6: Final answer
    x = 28,320.75

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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.