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Finding the Fourth Proportional to 30,063.33, 45,082.44 and 8,995.77

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Solution

The fourth proportional to 30,063.33, 45,082.44 and 8,995.77 is: 13,489.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,063.33 : 45,082.44 = 8,995.77 : x
  2. Step 2: Convert to fraction form
    30,063.33/45,082.44 = 8,995.77/x
  3. Step 3: Cross multiply
    30,063.33x = 45,082.44 × 8,995.77
  4. Step 4: Simplify right side
    30,063.33x = 405,551,261.28
  5. Step 5: Solve for x
    x = 405,551,261.28/30,063.33
  6. Step 6: Final answer
    x = 13,489.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.