Home / 14,541.48-20,080.56-9,238

Finding the Fourth Proportional to 14,541.48, 20,080.56 and 9,238

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Solution

The fourth proportional to 14,541.48, 20,080.56 and 9,238 is: 12,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.48 : 20,080.56 = 9,238 : x
  2. Step 2: Convert to fraction form
    14,541.48/20,080.56 = 9,238/x
  3. Step 3: Cross multiply
    14,541.48x = 20,080.56 × 9,238
  4. Step 4: Simplify right side
    14,541.48x = 185,504,213.28
  5. Step 5: Solve for x
    x = 185,504,213.28/14,541.48
  6. Step 6: Final answer
    x = 12,756.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.