Home / 18,760.74-25,889.52-10,262.64

Finding the Fourth Proportional to 18,760.74, 25,889.52 and 10,262.64

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Solution

The fourth proportional to 18,760.74, 25,889.52 and 10,262.64 is: 14,162.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760.74 : 25,889.52 = 10,262.64 : x
  2. Step 2: Convert to fraction form
    18,760.74/25,889.52 = 10,262.64/x
  3. Step 3: Cross multiply
    18,760.74x = 25,889.52 × 10,262.64
  4. Step 4: Simplify right side
    18,760.74x = 265,694,823.53
  5. Step 5: Solve for x
    x = 265,694,823.53/18,760.74
  6. Step 6: Final answer
    x = 14,162.28

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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.