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Finding the Fourth Proportional to 47,898.50, 66,101.95 and 26,677.76

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Solution

The fourth proportional to 47,898.50, 66,101.95 and 26,677.76 is: 36,816.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,898.50 : 66,101.95 = 26,677.76 : x
  2. Step 2: Convert to fraction form
    47,898.50/66,101.95 = 26,677.76/x
  3. Step 3: Cross multiply
    47,898.50x = 66,101.95 × 26,677.76
  4. Step 4: Simplify right side
    47,898.50x = 1,763,451,908.35
  5. Step 5: Solve for x
    x = 1,763,451,908.35/47,898.50
  6. Step 6: Final answer
    x = 36,816.44

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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.