Home / 14,399.82-21,602.97-5,637.24

Finding the Fourth Proportional to 14,399.82, 21,602.97 and 5,637.24

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Solution

The fourth proportional to 14,399.82, 21,602.97 and 5,637.24 is: 8,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.82 : 21,602.97 = 5,637.24 : x
  2. Step 2: Convert to fraction form
    14,399.82/21,602.97 = 5,637.24/x
  3. Step 3: Cross multiply
    14,399.82x = 21,602.97 × 5,637.24
  4. Step 4: Simplify right side
    14,399.82x = 121,781,126.60
  5. Step 5: Solve for x
    x = 121,781,126.60/14,399.82
  6. Step 6: Final answer
    x = 8,457.13

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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.