Home / 26,455.73-39,682.78-8,924.09

Finding the Fourth Proportional to 26,455.73, 39,682.78 and 8,924.09

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Solution

The fourth proportional to 26,455.73, 39,682.78 and 8,924.09 is: 13,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455.73 : 39,682.78 = 8,924.09 : x
  2. Step 2: Convert to fraction form
    26,455.73/39,682.78 = 8,924.09/x
  3. Step 3: Cross multiply
    26,455.73x = 39,682.78 × 8,924.09
  4. Step 4: Simplify right side
    26,455.73x = 354,132,479.45
  5. Step 5: Solve for x
    x = 354,132,479.45/26,455.73
  6. Step 6: Final answer
    x = 13,385.85

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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.