Home / 33,020.04-45,557.70-20,260.12

Finding the Fourth Proportional to 33,020.04, 45,557.70 and 20,260.12

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Solution

The fourth proportional to 33,020.04, 45,557.70 and 20,260.12 is: 27,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,020.04 : 45,557.70 = 20,260.12 : x
  2. Step 2: Convert to fraction form
    33,020.04/45,557.70 = 20,260.12/x
  3. Step 3: Cross multiply
    33,020.04x = 45,557.70 × 20,260.12
  4. Step 4: Simplify right side
    33,020.04x = 923,004,468.92
  5. Step 5: Solve for x
    x = 923,004,468.92/33,020.04
  6. Step 6: Final answer
    x = 27,952.86

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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.