Home / 36,145.56-49,880.42-20,230.14

Finding the Fourth Proportional to 36,145.56, 49,880.42 and 20,230.14

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Solution

The fourth proportional to 36,145.56, 49,880.42 and 20,230.14 is: 27,917.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145.56 : 49,880.42 = 20,230.14 : x
  2. Step 2: Convert to fraction form
    36,145.56/49,880.42 = 20,230.14/x
  3. Step 3: Cross multiply
    36,145.56x = 49,880.42 × 20,230.14
  4. Step 4: Simplify right side
    36,145.56x = 1,009,087,879.86
  5. Step 5: Solve for x
    x = 1,009,087,879.86/36,145.56
  6. Step 6: Final answer
    x = 27,917.34

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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.