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Finding the Fourth Proportional to 29,945.63, 44,863.08 and 15,119.15

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Solution

The fourth proportional to 29,945.63, 44,863.08 and 15,119.15 is: 22,650.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,945.63 : 44,863.08 = 15,119.15 : x
  2. Step 2: Convert to fraction form
    29,945.63/44,863.08 = 15,119.15/x
  3. Step 3: Cross multiply
    29,945.63x = 44,863.08 × 15,119.15
  4. Step 4: Simplify right side
    29,945.63x = 678,291,411.67
  5. Step 5: Solve for x
    x = 678,291,411.67/29,945.63
  6. Step 6: Final answer
    x = 22,650.77

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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.