Home / 26,156.84-39,229.79-8,622.59

Finding the Fourth Proportional to 26,156.84, 39,229.79 and 8,622.59

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Solution

The fourth proportional to 26,156.84, 39,229.79 and 8,622.59 is: 12,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.84 : 39,229.79 = 8,622.59 : x
  2. Step 2: Convert to fraction form
    26,156.84/39,229.79 = 8,622.59/x
  3. Step 3: Cross multiply
    26,156.84x = 39,229.79 × 8,622.59
  4. Step 4: Simplify right side
    26,156.84x = 338,262,155.69
  5. Step 5: Solve for x
    x = 338,262,155.69/26,156.84
  6. Step 6: Final answer
    x = 12,932.08

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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.