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Finding the Fourth Proportional to 36,231.60, 50,024.16 and 22,640.40

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Solution

The fourth proportional to 36,231.60, 50,024.16 and 22,640.40 is: 31,259.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.60 : 50,024.16 = 22,640.40 : x
  2. Step 2: Convert to fraction form
    36,231.60/50,024.16 = 22,640.40/x
  3. Step 3: Cross multiply
    36,231.60x = 50,024.16 × 22,640.40
  4. Step 4: Simplify right side
    36,231.60x = 1,132,566,992.06
  5. Step 5: Solve for x
    x = 1,132,566,992.06/36,231.60
  6. Step 6: Final answer
    x = 31,259.09

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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.