Home / 26,610.96-39,894.79-9,961.67

Finding the Fourth Proportional to 26,610.96, 39,894.79 and 9,961.67

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Solution

The fourth proportional to 26,610.96, 39,894.79 and 9,961.67 is: 14,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610.96 : 39,894.79 = 9,961.67 : x
  2. Step 2: Convert to fraction form
    26,610.96/39,894.79 = 9,961.67/x
  3. Step 3: Cross multiply
    26,610.96x = 39,894.79 × 9,961.67
  4. Step 4: Simplify right side
    26,610.96x = 397,418,732.70
  5. Step 5: Solve for x
    x = 397,418,732.70/26,610.96
  6. Step 6: Final answer
    x = 14,934.40

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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.