Home / 33,287.03-45,935.98-19,858.85

Finding the Fourth Proportional to 33,287.03, 45,935.98 and 19,858.85

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Solution

The fourth proportional to 33,287.03, 45,935.98 and 19,858.85 is: 27,405.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,287.03 : 45,935.98 = 19,858.85 : x
  2. Step 2: Convert to fraction form
    33,287.03/45,935.98 = 19,858.85/x
  3. Step 3: Cross multiply
    33,287.03x = 45,935.98 × 19,858.85
  4. Step 4: Simplify right side
    33,287.03x = 912,235,736.42
  5. Step 5: Solve for x
    x = 912,235,736.42/33,287.03
  6. Step 6: Final answer
    x = 27,405.14

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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.