Home / 33,203.03-45,820.13-19,774.85

Finding the Fourth Proportional to 33,203.03, 45,820.13 and 19,774.85

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Solution

The fourth proportional to 33,203.03, 45,820.13 and 19,774.85 is: 27,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,203.03 : 45,820.13 = 19,774.85 : x
  2. Step 2: Convert to fraction form
    33,203.03/45,820.13 = 19,774.85/x
  3. Step 3: Cross multiply
    33,203.03x = 45,820.13 × 19,774.85
  4. Step 4: Simplify right side
    33,203.03x = 906,085,869.76
  5. Step 5: Solve for x
    x = 906,085,869.76/33,203.03
  6. Step 6: Final answer
    x = 27,289.26

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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.