Home / 27,507.97-41,261.61-8,787.76

Finding the Fourth Proportional to 27,507.97, 41,261.61 and 8,787.76

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Solution

The fourth proportional to 27,507.97, 41,261.61 and 8,787.76 is: 13,181.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,507.97 : 41,261.61 = 8,787.76 : x
  2. Step 2: Convert to fraction form
    27,507.97/41,261.61 = 8,787.76/x
  3. Step 3: Cross multiply
    27,507.97x = 41,261.61 × 8,787.76
  4. Step 4: Simplify right side
    27,507.97x = 362,597,125.89
  5. Step 5: Solve for x
    x = 362,597,125.89/27,507.97
  6. Step 6: Final answer
    x = 13,181.53

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1.5x scale

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.