Home / 18,260.62-25,199.79-10,707.14

Finding the Fourth Proportional to 18,260.62, 25,199.79 and 10,707.14

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Solution

The fourth proportional to 18,260.62, 25,199.79 and 10,707.14 is: 14,775.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.62 : 25,199.79 = 10,707.14 : x
  2. Step 2: Convert to fraction form
    18,260.62/25,199.79 = 10,707.14/x
  3. Step 3: Cross multiply
    18,260.62x = 25,199.79 × 10,707.14
  4. Step 4: Simplify right side
    18,260.62x = 269,817,679.50
  5. Step 5: Solve for x
    x = 269,817,679.50/18,260.62
  6. Step 6: Final answer
    x = 14,775.93

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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.