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Finding the Fourth Proportional to 14,690.84, 22,039.49 and 4,829.69

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Solution

The fourth proportional to 14,690.84, 22,039.49 and 4,829.69 is: 7,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,690.84 : 22,039.49 = 4,829.69 : x
  2. Step 2: Convert to fraction form
    14,690.84/22,039.49 = 4,829.69/x
  3. Step 3: Cross multiply
    14,690.84x = 22,039.49 × 4,829.69
  4. Step 4: Simplify right side
    14,690.84x = 106,443,971.63
  5. Step 5: Solve for x
    x = 106,443,971.63/14,690.84
  6. Step 6: Final answer
    x = 7,245.60

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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.