Home / 14,612.48-21,880.80-10,163.96

Finding the Fourth Proportional to 14,612.48, 21,880.80 and 10,163.96

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Solution

The fourth proportional to 14,612.48, 21,880.80 and 10,163.96 is: 15,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.48 : 21,880.80 = 10,163.96 : x
  2. Step 2: Convert to fraction form
    14,612.48/21,880.80 = 10,163.96/x
  3. Step 3: Cross multiply
    14,612.48x = 21,880.80 × 10,163.96
  4. Step 4: Simplify right side
    14,612.48x = 222,395,575.97
  5. Step 5: Solve for x
    x = 222,395,575.97/14,612.48
  6. Step 6: Final answer
    x = 15,219.56

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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.