Home / 36,285.48-50,073.12-20,369.52

Finding the Fourth Proportional to 36,285.48, 50,073.12 and 20,369.52

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Solution

The fourth proportional to 36,285.48, 50,073.12 and 20,369.52 is: 28,109.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,285.48 : 50,073.12 = 20,369.52 : x
  2. Step 2: Convert to fraction form
    36,285.48/50,073.12 = 20,369.52/x
  3. Step 3: Cross multiply
    36,285.48x = 50,073.12 × 20,369.52
  4. Step 4: Simplify right side
    36,285.48x = 1,019,965,419.30
  5. Step 5: Solve for x
    x = 1,019,965,419.30/36,285.48
  6. Step 6: Final answer
    x = 28,109.46

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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.