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Finding the Fourth Proportional to 14,699.61, 22,050.63 and 4,169.70

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Solution

The fourth proportional to 14,699.61, 22,050.63 and 4,169.70 is: 6,254.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,699.61 : 22,050.63 = 4,169.70 : x
  2. Step 2: Convert to fraction form
    14,699.61/22,050.63 = 4,169.70/x
  3. Step 3: Cross multiply
    14,699.61x = 22,050.63 × 4,169.70
  4. Step 4: Simplify right side
    14,699.61x = 91,944,511.91
  5. Step 5: Solve for x
    x = 91,944,511.91/14,699.61
  6. Step 6: Final answer
    x = 6,254.89

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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.