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Finding the Fourth Proportional to 29,483.81, 44,232.63 and 8,424.15

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Solution

The fourth proportional to 29,483.81, 44,232.63 and 8,424.15 is: 12,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,483.81 : 44,232.63 = 8,424.15 : x
  2. Step 2: Convert to fraction form
    29,483.81/44,232.63 = 8,424.15/x
  3. Step 3: Cross multiply
    29,483.81x = 44,232.63 × 8,424.15
  4. Step 4: Simplify right side
    29,483.81x = 372,622,310.01
  5. Step 5: Solve for x
    x = 372,622,310.01/29,483.81
  6. Step 6: Final answer
    x = 12,638.20

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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.