Home / 27,383.11-37,787.77-15,446

Finding the Fourth Proportional to 27,383.11, 37,787.77 and 15,446

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Solution

The fourth proportional to 27,383.11, 37,787.77 and 15,446 is: 21,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.11 : 37,787.77 = 15,446 : x
  2. Step 2: Convert to fraction form
    27,383.11/37,787.77 = 15,446/x
  3. Step 3: Cross multiply
    27,383.11x = 37,787.77 × 15,446
  4. Step 4: Simplify right side
    27,383.11x = 583,669,895.42
  5. Step 5: Solve for x
    x = 583,669,895.42/27,383.11
  6. Step 6: Final answer
    x = 21,314.96

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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.