Home / 33,272.12-45,904.38-20,696.06

Finding the Fourth Proportional to 33,272.12, 45,904.38 and 20,696.06

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Solution

The fourth proportional to 33,272.12, 45,904.38 and 20,696.06 is: 28,553.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.12 : 45,904.38 = 20,696.06 : x
  2. Step 2: Convert to fraction form
    33,272.12/45,904.38 = 20,696.06/x
  3. Step 3: Cross multiply
    33,272.12x = 45,904.38 × 20,696.06
  4. Step 4: Simplify right side
    33,272.12x = 950,039,802.74
  5. Step 5: Solve for x
    x = 950,039,802.74/33,272.12
  6. Step 6: Final answer
    x = 28,553.63

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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.