Home / 18,749.52-25,874.06-10,251.68

Finding the Fourth Proportional to 18,749.52, 25,874.06 and 10,251.68

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Solution

The fourth proportional to 18,749.52, 25,874.06 and 10,251.68 is: 14,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.52 : 25,874.06 = 10,251.68 : x
  2. Step 2: Convert to fraction form
    18,749.52/25,874.06 = 10,251.68/x
  3. Step 3: Cross multiply
    18,749.52x = 25,874.06 × 10,251.68
  4. Step 4: Simplify right side
    18,749.52x = 265,252,583.42
  5. Step 5: Solve for x
    x = 265,252,583.42/18,749.52
  6. Step 6: Final answer
    x = 14,147.17

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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.