Home / 10,949.14-15,084.93-10,210.42

Finding the Fourth Proportional to 10,949.14, 15,084.93 and 10,210.42

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Solution

The fourth proportional to 10,949.14, 15,084.93 and 10,210.42 is: 14,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.14 : 15,084.93 = 10,210.42 : x
  2. Step 2: Convert to fraction form
    10,949.14/15,084.93 = 10,210.42/x
  3. Step 3: Cross multiply
    10,949.14x = 15,084.93 × 10,210.42
  4. Step 4: Simplify right side
    10,949.14x = 154,023,470.97
  5. Step 5: Solve for x
    x = 154,023,470.97/10,949.14
  6. Step 6: Final answer
    x = 14,067.18

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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.