Home / 33,122.04-45,713.72-19,512.28

Finding the Fourth Proportional to 33,122.04, 45,713.72 and 19,512.28

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Solution

The fourth proportional to 33,122.04, 45,713.72 and 19,512.28 is: 26,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,122.04 : 45,713.72 = 19,512.28 : x
  2. Step 2: Convert to fraction form
    33,122.04/45,713.72 = 19,512.28/x
  3. Step 3: Cross multiply
    33,122.04x = 45,713.72 × 19,512.28
  4. Step 4: Simplify right side
    33,122.04x = 891,978,904.48
  5. Step 5: Solve for x
    x = 891,978,904.48/33,122.04
  6. Step 6: Final answer
    x = 26,930.07

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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.