Home / 36,622.05-50,538.81-21,515.34

Finding the Fourth Proportional to 36,622.05, 50,538.81 and 21,515.34

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Solution

The fourth proportional to 36,622.05, 50,538.81 and 21,515.34 is: 29,691.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,622.05 : 50,538.81 = 21,515.34 : x
  2. Step 2: Convert to fraction form
    36,622.05/50,538.81 = 21,515.34/x
  3. Step 3: Cross multiply
    36,622.05x = 50,538.81 × 21,515.34
  4. Step 4: Simplify right side
    36,622.05x = 1,087,359,680.35
  5. Step 5: Solve for x
    x = 1,087,359,680.35/36,622.05
  6. Step 6: Final answer
    x = 29,691.39

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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.