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Finding the Fourth Proportional to 47,763.92, 65,914.02 and 26,255.11

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Solution

The fourth proportional to 47,763.92, 65,914.02 and 26,255.11 is: 36,231.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,763.92 : 65,914.02 = 26,255.11 : x
  2. Step 2: Convert to fraction form
    47,763.92/65,914.02 = 26,255.11/x
  3. Step 3: Cross multiply
    47,763.92x = 65,914.02 × 26,255.11
  4. Step 4: Simplify right side
    47,763.92x = 1,730,579,516.07
  5. Step 5: Solve for x
    x = 1,730,579,516.07/47,763.92
  6. Step 6: Final answer
    x = 36,231.94

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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.