Home / 33,220.04-45,844.26-18,112.82

Finding the Fourth Proportional to 33,220.04, 45,844.26 and 18,112.82

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Solution

The fourth proportional to 33,220.04, 45,844.26 and 18,112.82 is: 24,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.04 : 45,844.26 = 18,112.82 : x
  2. Step 2: Convert to fraction form
    33,220.04/45,844.26 = 18,112.82/x
  3. Step 3: Cross multiply
    33,220.04x = 45,844.26 × 18,112.82
  4. Step 4: Simplify right side
    33,220.04x = 830,368,829.41
  5. Step 5: Solve for x
    x = 830,368,829.41/33,220.04
  6. Step 6: Final answer
    x = 24,996.02

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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.