Home / 18,834.28-25,991.46-10,450.92

Finding the Fourth Proportional to 18,834.28, 25,991.46 and 10,450.92

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Solution

The fourth proportional to 18,834.28, 25,991.46 and 10,450.92 is: 14,422.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.28 : 25,991.46 = 10,450.92 : x
  2. Step 2: Convert to fraction form
    18,834.28/25,991.46 = 10,450.92/x
  3. Step 3: Cross multiply
    18,834.28x = 25,991.46 × 10,450.92
  4. Step 4: Simplify right side
    18,834.28x = 271,634,669.14
  5. Step 5: Solve for x
    x = 271,634,669.14/18,834.28
  6. Step 6: Final answer
    x = 14,422.35

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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.