Home / 33,006.24-45,551.03-18,858.78

Finding the Fourth Proportional to 33,006.24, 45,551.03 and 18,858.78

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Solution

The fourth proportional to 33,006.24, 45,551.03 and 18,858.78 is: 26,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,006.24 : 45,551.03 = 18,858.78 : x
  2. Step 2: Convert to fraction form
    33,006.24/45,551.03 = 18,858.78/x
  3. Step 3: Cross multiply
    33,006.24x = 45,551.03 × 18,858.78
  4. Step 4: Simplify right side
    33,006.24x = 859,036,759.25
  5. Step 5: Solve for x
    x = 859,036,759.25/33,006.24
  6. Step 6: Final answer
    x = 26,026.50

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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.