Home / 26,537.09-39,819.60-11,756.21

Finding the Fourth Proportional to 26,537.09, 39,819.60 and 11,756.21

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Solution

The fourth proportional to 26,537.09, 39,819.60 and 11,756.21 is: 17,640.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,537.09 : 39,819.60 = 11,756.21 : x
  2. Step 2: Convert to fraction form
    26,537.09/39,819.60 = 11,756.21/x
  3. Step 3: Cross multiply
    26,537.09x = 39,819.60 × 11,756.21
  4. Step 4: Simplify right side
    26,537.09x = 468,127,380.62
  5. Step 5: Solve for x
    x = 468,127,380.62/26,537.09
  6. Step 6: Final answer
    x = 17,640.50

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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.