Home / 18,565.04-25,619.88-10,181.68

Finding the Fourth Proportional to 18,565.04, 25,619.88 and 10,181.68

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Solution

The fourth proportional to 18,565.04, 25,619.88 and 10,181.68 is: 14,050.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.04 : 25,619.88 = 10,181.68 : x
  2. Step 2: Convert to fraction form
    18,565.04/25,619.88 = 10,181.68/x
  3. Step 3: Cross multiply
    18,565.04x = 25,619.88 × 10,181.68
  4. Step 4: Simplify right side
    18,565.04x = 260,853,419.80
  5. Step 5: Solve for x
    x = 260,853,419.80/18,565.04
  6. Step 6: Final answer
    x = 14,050.79

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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.