Home / 33,007.20-45,545.74-18,860.96

Finding the Fourth Proportional to 33,007.20, 45,545.74 and 18,860.96

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Solution

The fourth proportional to 33,007.20, 45,545.74 and 18,860.96 is: 26,025.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,007.20 : 45,545.74 = 18,860.96 : x
  2. Step 2: Convert to fraction form
    33,007.20/45,545.74 = 18,860.96/x
  3. Step 3: Cross multiply
    33,007.20x = 45,545.74 × 18,860.96
  4. Step 4: Simplify right side
    33,007.20x = 859,036,380.31
  5. Step 5: Solve for x
    x = 859,036,380.31/33,007.20
  6. Step 6: Final answer
    x = 26,025.73

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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.