Home / 26,528.99-39,787.41-11,729.90

Finding the Fourth Proportional to 26,528.99, 39,787.41 and 11,729.90

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Solution

The fourth proportional to 26,528.99, 39,787.41 and 11,729.90 is: 17,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,528.99 : 39,787.41 = 11,729.90 : x
  2. Step 2: Convert to fraction form
    26,528.99/39,787.41 = 11,729.90/x
  3. Step 3: Cross multiply
    26,528.99x = 39,787.41 × 11,729.90
  4. Step 4: Simplify right side
    26,528.99x = 466,702,340.56
  5. Step 5: Solve for x
    x = 466,702,340.56/26,528.99
  6. Step 6: Final answer
    x = 17,592.16

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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.