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Finding the Fourth Proportional to 40,533.61, 60,798.12 and 10,949.22

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Solution

The fourth proportional to 40,533.61, 60,798.12 and 10,949.22 is: 16,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,533.61 : 60,798.12 = 10,949.22 : x
  2. Step 2: Convert to fraction form
    40,533.61/60,798.12 = 10,949.22/x
  3. Step 3: Cross multiply
    40,533.61x = 60,798.12 × 10,949.22
  4. Step 4: Simplify right side
    40,533.61x = 665,691,991.47
  5. Step 5: Solve for x
    x = 665,691,991.47/40,533.61
  6. Step 6: Final answer
    x = 16,423.21

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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.