Home / 18,821.24-25,972.27-10,754.59

Finding the Fourth Proportional to 18,821.24, 25,972.27 and 10,754.59

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Solution

The fourth proportional to 18,821.24, 25,972.27 and 10,754.59 is: 14,840.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,821.24 : 25,972.27 = 10,754.59 : x
  2. Step 2: Convert to fraction form
    18,821.24/25,972.27 = 10,754.59/x
  3. Step 3: Cross multiply
    18,821.24x = 25,972.27 × 10,754.59
  4. Step 4: Simplify right side
    18,821.24x = 279,321,115.22
  5. Step 5: Solve for x
    x = 279,321,115.22/18,821.24
  6. Step 6: Final answer
    x = 14,840.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.