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Finding the Fourth Proportional to 56,550.84, 84,813.30 and 25,395

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Solution

The fourth proportional to 56,550.84, 84,813.30 and 25,395 is: 38,086.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,550.84 : 84,813.30 = 25,395 : x
  2. Step 2: Convert to fraction form
    56,550.84/84,813.30 = 25,395/x
  3. Step 3: Cross multiply
    56,550.84x = 84,813.30 × 25,395
  4. Step 4: Simplify right side
    56,550.84x = 2,153,833,753.50
  5. Step 5: Solve for x
    x = 2,153,833,753.50/56,550.84
  6. Step 6: Final answer
    x = 38,086.68

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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.