Home / 33,799.28-46,642.12-18,691.52

Finding the Fourth Proportional to 33,799.28, 46,642.12 and 18,691.52

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Solution

The fourth proportional to 33,799.28, 46,642.12 and 18,691.52 is: 25,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,799.28 : 46,642.12 = 18,691.52 : x
  2. Step 2: Convert to fraction form
    33,799.28/46,642.12 = 18,691.52/x
  3. Step 3: Cross multiply
    33,799.28x = 46,642.12 × 18,691.52
  4. Step 4: Simplify right side
    33,799.28x = 871,811,838.88
  5. Step 5: Solve for x
    x = 871,811,838.88/33,799.28
  6. Step 6: Final answer
    x = 25,793.80

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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.