Home / 33,011.98-45,552.44-21,082.30

Finding the Fourth Proportional to 33,011.98, 45,552.44 and 21,082.30

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Solution

The fourth proportional to 33,011.98, 45,552.44 and 21,082.30 is: 29,090.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011.98 : 45,552.44 = 21,082.30 : x
  2. Step 2: Convert to fraction form
    33,011.98/45,552.44 = 21,082.30/x
  3. Step 3: Cross multiply
    33,011.98x = 45,552.44 × 21,082.30
  4. Step 4: Simplify right side
    33,011.98x = 960,350,205.81
  5. Step 5: Solve for x
    x = 960,350,205.81/33,011.98
  6. Step 6: Final answer
    x = 29,090.96

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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.