Home / 33,084.64-45,651.66-19,655.55

Finding the Fourth Proportional to 33,084.64, 45,651.66 and 19,655.55

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Solution

The fourth proportional to 33,084.64, 45,651.66 and 19,655.55 is: 27,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,084.64 : 45,651.66 = 19,655.55 : x
  2. Step 2: Convert to fraction form
    33,084.64/45,651.66 = 19,655.55/x
  3. Step 3: Cross multiply
    33,084.64x = 45,651.66 × 19,655.55
  4. Step 4: Simplify right side
    33,084.64x = 897,308,485.71
  5. Step 5: Solve for x
    x = 897,308,485.71/33,084.64
  6. Step 6: Final answer
    x = 27,121.60

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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.