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Finding the Fourth Proportional to 29,279.66, 43,894.86 and 23,719.22

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Solution

The fourth proportional to 29,279.66, 43,894.86 and 23,719.22 is: 35,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,279.66 : 43,894.86 = 23,719.22 : x
  2. Step 2: Convert to fraction form
    29,279.66/43,894.86 = 23,719.22/x
  3. Step 3: Cross multiply
    29,279.66x = 43,894.86 × 23,719.22
  4. Step 4: Simplify right side
    29,279.66x = 1,041,151,841.21
  5. Step 5: Solve for x
    x = 1,041,151,841.21/29,279.66
  6. Step 6: Final answer
    x = 35,558.88

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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.