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Finding the Fourth Proportional to 47,662.98, 65,772.33 and 26,440.89

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Solution

The fourth proportional to 47,662.98, 65,772.33 and 26,440.89 is: 36,487.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,662.98 : 65,772.33 = 26,440.89 : x
  2. Step 2: Convert to fraction form
    47,662.98/65,772.33 = 26,440.89/x
  3. Step 3: Cross multiply
    47,662.98x = 65,772.33 × 26,440.89
  4. Step 4: Simplify right side
    47,662.98x = 1,739,078,942.57
  5. Step 5: Solve for x
    x = 1,739,078,942.57/47,662.98
  6. Step 6: Final answer
    x = 36,487.00

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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.