Home / 14,430.66-21,629.60-6,105.48

Finding the Fourth Proportional to 14,430.66, 21,629.60 and 6,105.48

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Solution

The fourth proportional to 14,430.66, 21,629.60 and 6,105.48 is: 9,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.66 : 21,629.60 = 6,105.48 : x
  2. Step 2: Convert to fraction form
    14,430.66/21,629.60 = 6,105.48/x
  3. Step 3: Cross multiply
    14,430.66x = 21,629.60 × 6,105.48
  4. Step 4: Simplify right side
    14,430.66x = 132,059,090.21
  5. Step 5: Solve for x
    x = 132,059,090.21/14,430.66
  6. Step 6: Final answer
    x = 9,151.29

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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.