Home / 20,223.85-30,336.59-9,833.17

Finding the Fourth Proportional to 20,223.85, 30,336.59 and 9,833.17

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Solution

The fourth proportional to 20,223.85, 30,336.59 and 9,833.17 is: 14,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223.85 : 30,336.59 = 9,833.17 : x
  2. Step 2: Convert to fraction form
    20,223.85/30,336.59 = 9,833.17/x
  3. Step 3: Cross multiply
    20,223.85x = 30,336.59 × 9,833.17
  4. Step 4: Simplify right side
    20,223.85x = 298,304,846.69
  5. Step 5: Solve for x
    x = 298,304,846.69/20,223.85
  6. Step 6: Final answer
    x = 14,750.15

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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.