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Finding the Fourth Proportional to 16,039.90, 24,063.08 and 4,946.11

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Solution

The fourth proportional to 16,039.90, 24,063.08 and 4,946.11 is: 7,420.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,039.90 : 24,063.08 = 4,946.11 : x
  2. Step 2: Convert to fraction form
    16,039.90/24,063.08 = 4,946.11/x
  3. Step 3: Cross multiply
    16,039.90x = 24,063.08 × 4,946.11
  4. Step 4: Simplify right side
    16,039.90x = 119,018,691.09
  5. Step 5: Solve for x
    x = 119,018,691.09/16,039.90
  6. Step 6: Final answer
    x = 7,420.16

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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.