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Finding the Fourth Proportional to 35,443.84, 53,115.84 and 27,617.92

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Solution

The fourth proportional to 35,443.84, 53,115.84 and 27,617.92 is: 41,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,443.84 : 53,115.84 = 27,617.92 : x
  2. Step 2: Convert to fraction form
    35,443.84/53,115.84 = 27,617.92/x
  3. Step 3: Cross multiply
    35,443.84x = 53,115.84 × 27,617.92
  4. Step 4: Simplify right side
    35,443.84x = 1,466,949,019.85
  5. Step 5: Solve for x
    x = 1,466,949,019.85/35,443.84
  6. Step 6: Final answer
    x = 41,387.98

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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.