Home / 26,609.45-39,934.82-9,984.60

Finding the Fourth Proportional to 26,609.45, 39,934.82 and 9,984.60

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Solution

The fourth proportional to 26,609.45, 39,934.82 and 9,984.60 is: 14,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,609.45 : 39,934.82 = 9,984.60 : x
  2. Step 2: Convert to fraction form
    26,609.45/39,934.82 = 9,984.60/x
  3. Step 3: Cross multiply
    26,609.45x = 39,934.82 × 9,984.60
  4. Step 4: Simplify right side
    26,609.45x = 398,733,228.73
  5. Step 5: Solve for x
    x = 398,733,228.73/26,609.45
  6. Step 6: Final answer
    x = 14,984.65

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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.