Home / 33,135.08-45,726.08-18,797.56

Finding the Fourth Proportional to 33,135.08, 45,726.08 and 18,797.56

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Solution

The fourth proportional to 33,135.08, 45,726.08 and 18,797.56 is: 25,940.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.08 : 45,726.08 = 18,797.56 : x
  2. Step 2: Convert to fraction form
    33,135.08/45,726.08 = 18,797.56/x
  3. Step 3: Cross multiply
    33,135.08x = 45,726.08 × 18,797.56
  4. Step 4: Simplify right side
    33,135.08x = 859,538,732.36
  5. Step 5: Solve for x
    x = 859,538,732.36/33,135.08
  6. Step 6: Final answer
    x = 25,940.45

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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.