Home / 22,403.63-33,626.21-11,318.11

Finding the Fourth Proportional to 22,403.63, 33,626.21 and 11,318.11

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Solution

The fourth proportional to 22,403.63, 33,626.21 and 11,318.11 is: 16,987.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,403.63 : 33,626.21 = 11,318.11 : x
  2. Step 2: Convert to fraction form
    22,403.63/33,626.21 = 11,318.11/x
  3. Step 3: Cross multiply
    22,403.63x = 33,626.21 × 11,318.11
  4. Step 4: Simplify right side
    22,403.63x = 380,585,003.01
  5. Step 5: Solve for x
    x = 380,585,003.01/22,403.63
  6. Step 6: Final answer
    x = 16,987.65

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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.