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Finding the Fourth Proportional to 29,605.23, 44,411.43 and 9,879.39

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Solution

The fourth proportional to 29,605.23, 44,411.43 and 9,879.39 is: 14,820.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,605.23 : 44,411.43 = 9,879.39 : x
  2. Step 2: Convert to fraction form
    29,605.23/44,411.43 = 9,879.39/x
  3. Step 3: Cross multiply
    29,605.23x = 44,411.43 × 9,879.39
  4. Step 4: Simplify right side
    29,605.23x = 438,757,837.43
  5. Step 5: Solve for x
    x = 438,757,837.43/29,605.23
  6. Step 6: Final answer
    x = 14,820.28

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1.5x scale

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.