Home / 33,529.80-50,333.10-19,686.60

Finding the Fourth Proportional to 33,529.80, 50,333.10 and 19,686.60

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Solution

The fourth proportional to 33,529.80, 50,333.10 and 19,686.60 is: 29,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,529.80 : 50,333.10 = 19,686.60 : x
  2. Step 2: Convert to fraction form
    33,529.80/50,333.10 = 19,686.60/x
  3. Step 3: Cross multiply
    33,529.80x = 50,333.10 × 19,686.60
  4. Step 4: Simplify right side
    33,529.80x = 990,887,606.46
  5. Step 5: Solve for x
    x = 990,887,606.46/33,529.80
  6. Step 6: Final answer
    x = 29,552.45

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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.