Home / 36,006.30-54,009.45-33,381.90

Finding the Fourth Proportional to 36,006.30, 54,009.45 and 33,381.90

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Solution

The fourth proportional to 36,006.30, 54,009.45 and 33,381.90 is: 50,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,006.30 : 54,009.45 = 33,381.90 : x
  2. Step 2: Convert to fraction form
    36,006.30/54,009.45 = 33,381.90/x
  3. Step 3: Cross multiply
    36,006.30x = 54,009.45 × 33,381.90
  4. Step 4: Simplify right side
    36,006.30x = 1,802,938,058.96
  5. Step 5: Solve for x
    x = 1,802,938,058.96/36,006.30
  6. Step 6: Final answer
    x = 50,072.85

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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.