Home / 18,565.19-25,619.96-10,181.69

Finding the Fourth Proportional to 18,565.19, 25,619.96 and 10,181.69

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Solution

The fourth proportional to 18,565.19, 25,619.96 and 10,181.69 is: 14,050.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.19 : 25,619.96 = 10,181.69 : x
  2. Step 2: Convert to fraction form
    18,565.19/25,619.96 = 10,181.69/x
  3. Step 3: Cross multiply
    18,565.19x = 25,619.96 × 10,181.69
  4. Step 4: Simplify right side
    18,565.19x = 260,854,490.53
  5. Step 5: Solve for x
    x = 260,854,490.53/18,565.19
  6. Step 6: Final answer
    x = 14,050.73

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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.