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Finding the Fourth Proportional to 16,700.22, 25,053.21 and 5,607.98

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Solution

The fourth proportional to 16,700.22, 25,053.21 and 5,607.98 is: 8,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,700.22 : 25,053.21 = 5,607.98 : x
  2. Step 2: Convert to fraction form
    16,700.22/25,053.21 = 5,607.98/x
  3. Step 3: Cross multiply
    16,700.22x = 25,053.21 × 5,607.98
  4. Step 4: Simplify right side
    16,700.22x = 140,497,775.35
  5. Step 5: Solve for x
    x = 140,497,775.35/16,700.22
  6. Step 6: Final answer
    x = 8,412.93

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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.