Home / 27,490.87-41,142.84-16,967.55

Finding the Fourth Proportional to 27,490.87, 41,142.84 and 16,967.55

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Solution

The fourth proportional to 27,490.87, 41,142.84 and 16,967.55 is: 25,393.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.87 : 41,142.84 = 16,967.55 : x
  2. Step 2: Convert to fraction form
    27,490.87/41,142.84 = 16,967.55/x
  3. Step 3: Cross multiply
    27,490.87x = 41,142.84 × 16,967.55
  4. Step 4: Simplify right side
    27,490.87x = 698,092,989.13
  5. Step 5: Solve for x
    x = 698,092,989.13/27,490.87
  6. Step 6: Final answer
    x = 25,393.63

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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.