Home / 31,716.32-43,764.99-17,565.62

Finding the Fourth Proportional to 31,716.32, 43,764.99 and 17,565.62

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Solution

The fourth proportional to 31,716.32, 43,764.99 and 17,565.62 is: 24,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.32 : 43,764.99 = 17,565.62 : x
  2. Step 2: Convert to fraction form
    31,716.32/43,764.99 = 17,565.62/x
  3. Step 3: Cross multiply
    31,716.32x = 43,764.99 × 17,565.62
  4. Step 4: Simplify right side
    31,716.32x = 768,759,183.64
  5. Step 5: Solve for x
    x = 768,759,183.64/31,716.32
  6. Step 6: Final answer
    x = 24,238.60

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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.