Home / 18,822-25,974.06-10,324.32

Finding the Fourth Proportional to 18,822, 25,974.06 and 10,324.32

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Solution

The fourth proportional to 18,822, 25,974.06 and 10,324.32 is: 14,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822 : 25,974.06 = 10,324.32 : x
  2. Step 2: Convert to fraction form
    18,822/25,974.06 = 10,324.32/x
  3. Step 3: Cross multiply
    18,822x = 25,974.06 × 10,324.32
  4. Step 4: Simplify right side
    18,822x = 268,164,507.14
  5. Step 5: Solve for x
    x = 268,164,507.14/18,822
  6. Step 6: Final answer
    x = 14,247.40

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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.