Home / 33,127.66-45,716.48-18,020.65

Finding the Fourth Proportional to 33,127.66, 45,716.48 and 18,020.65

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Solution

The fourth proportional to 33,127.66, 45,716.48 and 18,020.65 is: 24,868.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.66 : 45,716.48 = 18,020.65 : x
  2. Step 2: Convert to fraction form
    33,127.66/45,716.48 = 18,020.65/x
  3. Step 3: Cross multiply
    33,127.66x = 45,716.48 × 18,020.65
  4. Step 4: Simplify right side
    33,127.66x = 823,840,685.31
  5. Step 5: Solve for x
    x = 823,840,685.31/33,127.66
  6. Step 6: Final answer
    x = 24,868.67

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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.