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Finding the Fourth Proportional to 35,371.63, 53,057.48 and 8,717.62

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Solution

The fourth proportional to 35,371.63, 53,057.48 and 8,717.62 is: 13,076.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,371.63 : 53,057.48 = 8,717.62 : x
  2. Step 2: Convert to fraction form
    35,371.63/53,057.48 = 8,717.62/x
  3. Step 3: Cross multiply
    35,371.63x = 53,057.48 × 8,717.62
  4. Step 4: Simplify right side
    35,371.63x = 462,534,772.57
  5. Step 5: Solve for x
    x = 462,534,772.57/35,371.63
  6. Step 6: Final answer
    x = 13,076.43

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Similar ratio
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1.5x scale

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.