Home / 26,489.85-39,710.07-8,947.41

Finding the Fourth Proportional to 26,489.85, 39,710.07 and 8,947.41

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Solution

The fourth proportional to 26,489.85, 39,710.07 and 8,947.41 is: 13,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,489.85 : 39,710.07 = 8,947.41 : x
  2. Step 2: Convert to fraction form
    26,489.85/39,710.07 = 8,947.41/x
  3. Step 3: Cross multiply
    26,489.85x = 39,710.07 × 8,947.41
  4. Step 4: Simplify right side
    26,489.85x = 355,302,277.42
  5. Step 5: Solve for x
    x = 355,302,277.42/26,489.85
  6. Step 6: Final answer
    x = 13,412.77

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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.