Home / 26,524.30-39,782.40-7,799.92

Finding the Fourth Proportional to 26,524.30, 39,782.40 and 7,799.92

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Solution

The fourth proportional to 26,524.30, 39,782.40 and 7,799.92 is: 11,698.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,524.30 : 39,782.40 = 7,799.92 : x
  2. Step 2: Convert to fraction form
    26,524.30/39,782.40 = 7,799.92/x
  3. Step 3: Cross multiply
    26,524.30x = 39,782.40 × 7,799.92
  4. Step 4: Simplify right side
    26,524.30x = 310,299,537.41
  5. Step 5: Solve for x
    x = 310,299,537.41/26,524.30
  6. Step 6: Final answer
    x = 11,698.69

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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.