Home / 18,272.64-25,216.21-10,314.73

Finding the Fourth Proportional to 18,272.64, 25,216.21 and 10,314.73

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Solution

The fourth proportional to 18,272.64, 25,216.21 and 10,314.73 is: 14,234.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272.64 : 25,216.21 = 10,314.73 : x
  2. Step 2: Convert to fraction form
    18,272.64/25,216.21 = 10,314.73/x
  3. Step 3: Cross multiply
    18,272.64x = 25,216.21 × 10,314.73
  4. Step 4: Simplify right side
    18,272.64x = 260,098,397.77
  5. Step 5: Solve for x
    x = 260,098,397.77/18,272.64
  6. Step 6: Final answer
    x = 14,234.31

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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.