Home / 18,744.57-25,867.53-10,361.07

Finding the Fourth Proportional to 18,744.57, 25,867.53 and 10,361.07

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Solution

The fourth proportional to 18,744.57, 25,867.53 and 10,361.07 is: 14,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.57 : 25,867.53 = 10,361.07 : x
  2. Step 2: Convert to fraction form
    18,744.57/25,867.53 = 10,361.07/x
  3. Step 3: Cross multiply
    18,744.57x = 25,867.53 × 10,361.07
  4. Step 4: Simplify right side
    18,744.57x = 268,015,289.06
  5. Step 5: Solve for x
    x = 268,015,289.06/18,744.57
  6. Step 6: Final answer
    x = 14,298.29

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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.