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Finding the Fourth Proportional to 34,996.53, 48,293.12 and 19,887.10

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Solution

The fourth proportional to 34,996.53, 48,293.12 and 19,887.10 is: 27,443.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,996.53 : 48,293.12 = 19,887.10 : x
  2. Step 2: Convert to fraction form
    34,996.53/48,293.12 = 19,887.10/x
  3. Step 3: Cross multiply
    34,996.53x = 48,293.12 × 19,887.10
  4. Step 4: Simplify right side
    34,996.53x = 960,410,035.74
  5. Step 5: Solve for x
    x = 960,410,035.74/34,996.53
  6. Step 6: Final answer
    x = 27,443.00

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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.