Home / 25,581.14-38,376.92-10,790.11

Finding the Fourth Proportional to 25,581.14, 38,376.92 and 10,790.11

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Solution

The fourth proportional to 25,581.14, 38,376.92 and 10,790.11 is: 16,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,581.14 : 38,376.92 = 10,790.11 : x
  2. Step 2: Convert to fraction form
    25,581.14/38,376.92 = 10,790.11/x
  3. Step 3: Cross multiply
    25,581.14x = 38,376.92 × 10,790.11
  4. Step 4: Simplify right side
    25,581.14x = 414,091,134.31
  5. Step 5: Solve for x
    x = 414,091,134.31/25,581.14
  6. Step 6: Final answer
    x = 16,187.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.