Home / 26,461.04-39,687.82-8,928.56

Finding the Fourth Proportional to 26,461.04, 39,687.82 and 8,928.56

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Solution

The fourth proportional to 26,461.04, 39,687.82 and 8,928.56 is: 13,391.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,461.04 : 39,687.82 = 8,928.56 : x
  2. Step 2: Convert to fraction form
    26,461.04/39,687.82 = 8,928.56/x
  3. Step 3: Cross multiply
    26,461.04x = 39,687.82 × 8,928.56
  4. Step 4: Simplify right side
    26,461.04x = 354,355,082.14
  5. Step 5: Solve for x
    x = 354,355,082.14/26,461.04
  6. Step 6: Final answer
    x = 13,391.58

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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.