Home / 18,743.64-25,867.87-10,361.76

Finding the Fourth Proportional to 18,743.64, 25,867.87 and 10,361.76

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Solution

The fourth proportional to 18,743.64, 25,867.87 and 10,361.76 is: 14,300.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,743.64 : 25,867.87 = 10,361.76 : x
  2. Step 2: Convert to fraction form
    18,743.64/25,867.87 = 10,361.76/x
  3. Step 3: Cross multiply
    18,743.64x = 25,867.87 × 10,361.76
  4. Step 4: Simplify right side
    18,743.64x = 268,036,660.65
  5. Step 5: Solve for x
    x = 268,036,660.65/18,743.64
  6. Step 6: Final answer
    x = 14,300.14

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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.