Home / 18,645.64-25,730.97-10,262.14

Finding the Fourth Proportional to 18,645.64, 25,730.97 and 10,262.14

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Solution

The fourth proportional to 18,645.64, 25,730.97 and 10,262.14 is: 14,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,645.64 : 25,730.97 = 10,262.14 : x
  2. Step 2: Convert to fraction form
    18,645.64/25,730.97 = 10,262.14/x
  3. Step 3: Cross multiply
    18,645.64x = 25,730.97 × 10,262.14
  4. Step 4: Simplify right side
    18,645.64x = 264,054,816.48
  5. Step 5: Solve for x
    x = 264,054,816.48/18,645.64
  6. Step 6: Final answer
    x = 14,161.75

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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.