Home / 26,780.33-36,957.44-15,450.25

Finding the Fourth Proportional to 26,780.33, 36,957.44 and 15,450.25

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Solution

The fourth proportional to 26,780.33, 36,957.44 and 15,450.25 is: 21,321.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,780.33 : 36,957.44 = 15,450.25 : x
  2. Step 2: Convert to fraction form
    26,780.33/36,957.44 = 15,450.25/x
  3. Step 3: Cross multiply
    26,780.33x = 36,957.44 × 15,450.25
  4. Step 4: Simplify right side
    26,780.33x = 571,001,633.59
  5. Step 5: Solve for x
    x = 571,001,633.59/26,780.33
  6. Step 6: Final answer
    x = 21,321.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.