Home / 18,585.28-25,647.78-10,201.84

Finding the Fourth Proportional to 18,585.28, 25,647.78 and 10,201.84

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Solution

The fourth proportional to 18,585.28, 25,647.78 and 10,201.84 is: 14,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.28 : 25,647.78 = 10,201.84 : x
  2. Step 2: Convert to fraction form
    18,585.28/25,647.78 = 10,201.84/x
  3. Step 3: Cross multiply
    18,585.28x = 25,647.78 × 10,201.84
  4. Step 4: Simplify right side
    18,585.28x = 261,654,547.92
  5. Step 5: Solve for x
    x = 261,654,547.92/18,585.28
  6. Step 6: Final answer
    x = 14,078.59

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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.