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Finding the Fourth Proportional to 36,447.78, 50,319.78 and 23,894.40

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Solution

The fourth proportional to 36,447.78, 50,319.78 and 23,894.40 is: 32,988.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,447.78 : 50,319.78 = 23,894.40 : x
  2. Step 2: Convert to fraction form
    36,447.78/50,319.78 = 23,894.40/x
  3. Step 3: Cross multiply
    36,447.78x = 50,319.78 × 23,894.40
  4. Step 4: Simplify right side
    36,447.78x = 1,202,360,951.23
  5. Step 5: Solve for x
    x = 1,202,360,951.23/36,447.78
  6. Step 6: Final answer
    x = 32,988.59

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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.