Home / 34,787.76-52,170.84-11,409

Finding the Fourth Proportional to 34,787.76, 52,170.84 and 11,409

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Solution

The fourth proportional to 34,787.76, 52,170.84 and 11,409 is: 17,109.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,787.76 : 52,170.84 = 11,409 : x
  2. Step 2: Convert to fraction form
    34,787.76/52,170.84 = 11,409/x
  3. Step 3: Cross multiply
    34,787.76x = 52,170.84 × 11,409
  4. Step 4: Simplify right side
    34,787.76x = 595,217,113.56
  5. Step 5: Solve for x
    x = 595,217,113.56/34,787.76
  6. Step 6: Final answer
    x = 17,109.96

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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.