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Finding the Fourth Proportional to 34,958.44, 48,242.40 and 19,042.84

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Solution

The fourth proportional to 34,958.44, 48,242.40 and 19,042.84 is: 26,278.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,958.44 : 48,242.40 = 19,042.84 : x
  2. Step 2: Convert to fraction form
    34,958.44/48,242.40 = 19,042.84/x
  3. Step 3: Cross multiply
    34,958.44x = 48,242.40 × 19,042.84
  4. Step 4: Simplify right side
    34,958.44x = 918,672,304.42
  5. Step 5: Solve for x
    x = 918,672,304.42/34,958.44
  6. Step 6: Final answer
    x = 26,278.98

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1.5x scale

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.