Home / 34,467.66-51,690.56-13,406.31

Finding the Fourth Proportional to 34,467.66, 51,690.56 and 13,406.31

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Solution

The fourth proportional to 34,467.66, 51,690.56 and 13,406.31 is: 20,105.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,467.66 : 51,690.56 = 13,406.31 : x
  2. Step 2: Convert to fraction form
    34,467.66/51,690.56 = 13,406.31/x
  3. Step 3: Cross multiply
    34,467.66x = 51,690.56 × 13,406.31
  4. Step 4: Simplify right side
    34,467.66x = 692,979,604.40
  5. Step 5: Solve for x
    x = 692,979,604.40/34,467.66
  6. Step 6: Final answer
    x = 20,105.21

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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.