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Finding the Fourth Proportional to 14,699.18, 22,050.64 and 4,839.44

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Solution

The fourth proportional to 14,699.18, 22,050.64 and 4,839.44 is: 7,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,699.18 : 22,050.64 = 4,839.44 : x
  2. Step 2: Convert to fraction form
    14,699.18/22,050.64 = 4,839.44/x
  3. Step 3: Cross multiply
    14,699.18x = 22,050.64 × 4,839.44
  4. Step 4: Simplify right side
    14,699.18x = 106,712,749.24
  5. Step 5: Solve for x
    x = 106,712,749.24/14,699.18
  6. Step 6: Final answer
    x = 7,259.78

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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.