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Finding the Fourth Proportional to 16,703.17, 25,057.06 and 5,613.03

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Solution

The fourth proportional to 16,703.17, 25,057.06 and 5,613.03 is: 8,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.17 : 25,057.06 = 5,613.03 : x
  2. Step 2: Convert to fraction form
    16,703.17/25,057.06 = 5,613.03/x
  3. Step 3: Cross multiply
    16,703.17x = 25,057.06 × 5,613.03
  4. Step 4: Simplify right side
    16,703.17x = 140,646,001.43
  5. Step 5: Solve for x
    x = 140,646,001.43/16,703.17
  6. Step 6: Final answer
    x = 8,420.32

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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.