Home / 27,179.74-40,773.39-9,645.40

Finding the Fourth Proportional to 27,179.74, 40,773.39 and 9,645.40

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Solution

The fourth proportional to 27,179.74, 40,773.39 and 9,645.40 is: 14,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179.74 : 40,773.39 = 9,645.40 : x
  2. Step 2: Convert to fraction form
    27,179.74/40,773.39 = 9,645.40/x
  3. Step 3: Cross multiply
    27,179.74x = 40,773.39 × 9,645.40
  4. Step 4: Simplify right side
    27,179.74x = 393,275,655.91
  5. Step 5: Solve for x
    x = 393,275,655.91/27,179.74
  6. Step 6: Final answer
    x = 14,469.44

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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.