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Finding the Fourth Proportional to 29,906.79, 44,802.72 and 16,719.18

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Solution

The fourth proportional to 29,906.79, 44,802.72 and 16,719.18 is: 25,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,906.79 : 44,802.72 = 16,719.18 : x
  2. Step 2: Convert to fraction form
    29,906.79/44,802.72 = 16,719.18/x
  3. Step 3: Cross multiply
    29,906.79x = 44,802.72 × 16,719.18
  4. Step 4: Simplify right side
    29,906.79x = 749,064,740.17
  5. Step 5: Solve for x
    x = 749,064,740.17/29,906.79
  6. Step 6: Final answer
    x = 25,046.64

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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.