Home / 22,322.75-33,617.80-20,329.85

Finding the Fourth Proportional to 22,322.75, 33,617.80 and 20,329.85

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Solution

The fourth proportional to 22,322.75, 33,617.80 and 20,329.85 is: 30,616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,322.75 : 33,617.80 = 20,329.85 : x
  2. Step 2: Convert to fraction form
    22,322.75/33,617.80 = 20,329.85/x
  3. Step 3: Cross multiply
    22,322.75x = 33,617.80 × 20,329.85
  4. Step 4: Simplify right side
    22,322.75x = 683,444,831.33
  5. Step 5: Solve for x
    x = 683,444,831.33/22,322.75
  6. Step 6: Final answer
    x = 30,616.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.