Home / 26,578.54-39,858.45-7,853.59

Finding the Fourth Proportional to 26,578.54, 39,858.45 and 7,853.59

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Solution

The fourth proportional to 26,578.54, 39,858.45 and 7,853.59 is: 11,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,578.54 : 39,858.45 = 7,853.59 : x
  2. Step 2: Convert to fraction form
    26,578.54/39,858.45 = 7,853.59/x
  3. Step 3: Cross multiply
    26,578.54x = 39,858.45 × 7,853.59
  4. Step 4: Simplify right side
    26,578.54x = 313,031,924.34
  5. Step 5: Solve for x
    x = 313,031,924.34/26,578.54
  6. Step 6: Final answer
    x = 11,777.62

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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.