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Finding the Fourth Proportional to 35,466.87, 48,944.63 and 19,551.90

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Solution

The fourth proportional to 35,466.87, 48,944.63 and 19,551.90 is: 26,981.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,466.87 : 48,944.63 = 19,551.90 : x
  2. Step 2: Convert to fraction form
    35,466.87/48,944.63 = 19,551.90/x
  3. Step 3: Cross multiply
    35,466.87x = 48,944.63 × 19,551.90
  4. Step 4: Simplify right side
    35,466.87x = 956,960,511.30
  5. Step 5: Solve for x
    x = 956,960,511.30/35,466.87
  6. Step 6: Final answer
    x = 26,981.81

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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.