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Finding the Fourth Proportional to 36,480.87, 54,698.22 and 15,410.07

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Solution

The fourth proportional to 36,480.87, 54,698.22 and 15,410.07 is: 23,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.87 : 54,698.22 = 15,410.07 : x
  2. Step 2: Convert to fraction form
    36,480.87/54,698.22 = 15,410.07/x
  3. Step 3: Cross multiply
    36,480.87x = 54,698.22 × 15,410.07
  4. Step 4: Simplify right side
    36,480.87x = 842,903,399.08
  5. Step 5: Solve for x
    x = 842,903,399.08/36,480.87
  6. Step 6: Final answer
    x = 23,105.35

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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.