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Finding the Fourth Proportional to 34,958.66, 48,242.93 and 19,043.10

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Solution

The fourth proportional to 34,958.66, 48,242.93 and 19,043.10 is: 26,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,958.66 : 48,242.93 = 19,043.10 : x
  2. Step 2: Convert to fraction form
    34,958.66/48,242.93 = 19,043.10/x
  3. Step 3: Cross multiply
    34,958.66x = 48,242.93 × 19,043.10
  4. Step 4: Simplify right side
    34,958.66x = 918,694,845.07
  5. Step 5: Solve for x
    x = 918,694,845.07/34,958.66
  6. Step 6: Final answer
    x = 26,279.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.