Home / 18,334.28-25,299.20-10,266.81

Finding the Fourth Proportional to 18,334.28, 25,299.20 and 10,266.81

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Solution

The fourth proportional to 18,334.28, 25,299.20 and 10,266.81 is: 14,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.28 : 25,299.20 = 10,266.81 : x
  2. Step 2: Convert to fraction form
    18,334.28/25,299.20 = 10,266.81/x
  3. Step 3: Cross multiply
    18,334.28x = 25,299.20 × 10,266.81
  4. Step 4: Simplify right side
    18,334.28x = 259,741,953.06
  5. Step 5: Solve for x
    x = 259,741,953.06/18,334.28
  6. Step 6: Final answer
    x = 14,167.02

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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.