Home / 19,426.73-29,140.25-6,279.09

Finding the Fourth Proportional to 19,426.73, 29,140.25 and 6,279.09

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Solution

The fourth proportional to 19,426.73, 29,140.25 and 6,279.09 is: 9,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.73 : 29,140.25 = 6,279.09 : x
  2. Step 2: Convert to fraction form
    19,426.73/29,140.25 = 6,279.09/x
  3. Step 3: Cross multiply
    19,426.73x = 29,140.25 × 6,279.09
  4. Step 4: Simplify right side
    19,426.73x = 182,974,220.98
  5. Step 5: Solve for x
    x = 182,974,220.98/19,426.73
  6. Step 6: Final answer
    x = 9,418.69

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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.