Home / 33,112.81-45,712.61-25,542.15

Finding the Fourth Proportional to 33,112.81, 45,712.61 and 25,542.15

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Solution

The fourth proportional to 33,112.81, 45,712.61 and 25,542.15 is: 35,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,112.81 : 45,712.61 = 25,542.15 : x
  2. Step 2: Convert to fraction form
    33,112.81/45,712.61 = 25,542.15/x
  3. Step 3: Cross multiply
    33,112.81x = 45,712.61 × 25,542.15
  4. Step 4: Simplify right side
    33,112.81x = 1,167,598,112.95
  5. Step 5: Solve for x
    x = 1,167,598,112.95/33,112.81
  6. Step 6: Final answer
    x = 35,261.22

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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.