Home / 27,649.20-41,473.80-6,872.70

Finding the Fourth Proportional to 27,649.20, 41,473.80 and 6,872.70

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Solution

The fourth proportional to 27,649.20, 41,473.80 and 6,872.70 is: 10,309.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,649.20 : 41,473.80 = 6,872.70 : x
  2. Step 2: Convert to fraction form
    27,649.20/41,473.80 = 6,872.70/x
  3. Step 3: Cross multiply
    27,649.20x = 41,473.80 × 6,872.70
  4. Step 4: Simplify right side
    27,649.20x = 285,036,985.26
  5. Step 5: Solve for x
    x = 285,036,985.26/27,649.20
  6. Step 6: Final answer
    x = 10,309.05

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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.