Home / 21,464.98-29,621.66-12,033.54

Finding the Fourth Proportional to 21,464.98, 29,621.66 and 12,033.54

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Solution

The fourth proportional to 21,464.98, 29,621.66 and 12,033.54 is: 16,606.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,464.98 : 29,621.66 = 12,033.54 : x
  2. Step 2: Convert to fraction form
    21,464.98/29,621.66 = 12,033.54/x
  3. Step 3: Cross multiply
    21,464.98x = 29,621.66 × 12,033.54
  4. Step 4: Simplify right side
    21,464.98x = 356,453,430.48
  5. Step 5: Solve for x
    x = 356,453,430.48/21,464.98
  6. Step 6: Final answer
    x = 16,606.28

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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.