Home / 18,565.03-25,619.78-10,181.59

Finding the Fourth Proportional to 18,565.03, 25,619.78 and 10,181.59

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Solution

The fourth proportional to 18,565.03, 25,619.78 and 10,181.59 is: 14,050.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.03 : 25,619.78 = 10,181.59 : x
  2. Step 2: Convert to fraction form
    18,565.03/25,619.78 = 10,181.59/x
  3. Step 3: Cross multiply
    18,565.03x = 25,619.78 × 10,181.59
  4. Step 4: Simplify right side
    18,565.03x = 260,850,095.85
  5. Step 5: Solve for x
    x = 260,850,095.85/18,565.03
  6. Step 6: Final answer
    x = 14,050.62

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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.