Home / 33,545.28-50,326.56-12,757.44

Finding the Fourth Proportional to 33,545.28, 50,326.56 and 12,757.44

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Solution

The fourth proportional to 33,545.28, 50,326.56 and 12,757.44 is: 19,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,545.28 : 50,326.56 = 12,757.44 : x
  2. Step 2: Convert to fraction form
    33,545.28/50,326.56 = 12,757.44/x
  3. Step 3: Cross multiply
    33,545.28x = 50,326.56 × 12,757.44
  4. Step 4: Simplify right side
    33,545.28x = 642,038,069.61
  5. Step 5: Solve for x
    x = 642,038,069.61/33,545.28
  6. Step 6: Final answer
    x = 19,139.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.