Home / 34,471.69-51,694.77-12,279.17

Finding the Fourth Proportional to 34,471.69, 51,694.77 and 12,279.17

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Solution

The fourth proportional to 34,471.69, 51,694.77 and 12,279.17 is: 18,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,471.69 : 51,694.77 = 12,279.17 : x
  2. Step 2: Convert to fraction form
    34,471.69/51,694.77 = 12,279.17/x
  3. Step 3: Cross multiply
    34,471.69x = 51,694.77 × 12,279.17
  4. Step 4: Simplify right side
    34,471.69x = 634,768,868.94
  5. Step 5: Solve for x
    x = 634,768,868.94/34,471.69
  6. Step 6: Final answer
    x = 18,414.21

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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.