Home / 14,114.52-21,175.38-4,254.66

Finding the Fourth Proportional to 14,114.52, 21,175.38 and 4,254.66

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Solution

The fourth proportional to 14,114.52, 21,175.38 and 4,254.66 is: 6,383.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.52 : 21,175.38 = 4,254.66 : x
  2. Step 2: Convert to fraction form
    14,114.52/21,175.38 = 4,254.66/x
  3. Step 3: Cross multiply
    14,114.52x = 21,175.38 × 4,254.66
  4. Step 4: Simplify right side
    14,114.52x = 90,094,042.27
  5. Step 5: Solve for x
    x = 90,094,042.27/14,114.52
  6. Step 6: Final answer
    x = 6,383.08

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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.