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Finding the Fourth Proportional to 47,798.76, 71,651.34 and 26,749.08

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Solution

The fourth proportional to 47,798.76, 71,651.34 and 26,749.08 is: 40,097.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,798.76 : 71,651.34 = 26,749.08 : x
  2. Step 2: Convert to fraction form
    47,798.76/71,651.34 = 26,749.08/x
  3. Step 3: Cross multiply
    47,798.76x = 71,651.34 × 26,749.08
  4. Step 4: Simplify right side
    47,798.76x = 1,916,607,425.77
  5. Step 5: Solve for x
    x = 1,916,607,425.77/47,798.76
  6. Step 6: Final answer
    x = 40,097.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.