Home / 26,575.57-39,863.31-7,855.84

Finding the Fourth Proportional to 26,575.57, 39,863.31 and 7,855.84

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Solution

The fourth proportional to 26,575.57, 39,863.31 and 7,855.84 is: 11,783.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,575.57 : 39,863.31 = 7,855.84 : x
  2. Step 2: Convert to fraction form
    26,575.57/39,863.31 = 7,855.84/x
  3. Step 3: Cross multiply
    26,575.57x = 39,863.31 × 7,855.84
  4. Step 4: Simplify right side
    26,575.57x = 313,159,785.23
  5. Step 5: Solve for x
    x = 313,159,785.23/26,575.57
  6. Step 6: Final answer
    x = 11,783.75

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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.