Home / 14,542.30-21,669.17-13,837.06

Finding the Fourth Proportional to 14,542.30, 21,669.17 and 13,837.06

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Solution

The fourth proportional to 14,542.30, 21,669.17 and 13,837.06 is: 20,618.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.30 : 21,669.17 = 13,837.06 : x
  2. Step 2: Convert to fraction form
    14,542.30/21,669.17 = 13,837.06/x
  3. Step 3: Cross multiply
    14,542.30x = 21,669.17 × 13,837.06
  4. Step 4: Simplify right side
    14,542.30x = 299,837,605.44
  5. Step 5: Solve for x
    x = 299,837,605.44/14,542.30
  6. Step 6: Final answer
    x = 20,618.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.