Home / 25,641.66-38,450.19-10,842.51

Finding the Fourth Proportional to 25,641.66, 38,450.19 and 10,842.51

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Solution

The fourth proportional to 25,641.66, 38,450.19 and 10,842.51 is: 16,258.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,641.66 : 38,450.19 = 10,842.51 : x
  2. Step 2: Convert to fraction form
    25,641.66/38,450.19 = 10,842.51/x
  3. Step 3: Cross multiply
    25,641.66x = 38,450.19 × 10,842.51
  4. Step 4: Simplify right side
    25,641.66x = 416,896,538.14
  5. Step 5: Solve for x
    x = 416,896,538.14/25,641.66
  6. Step 6: Final answer
    x = 16,258.56

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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.