Home / 34,548.08-47,672.10-21,796.45

Finding the Fourth Proportional to 34,548.08, 47,672.10 and 21,796.45

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Solution

The fourth proportional to 34,548.08, 47,672.10 and 21,796.45 is: 30,076.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,548.08 : 47,672.10 = 21,796.45 : x
  2. Step 2: Convert to fraction form
    34,548.08/47,672.10 = 21,796.45/x
  3. Step 3: Cross multiply
    34,548.08x = 47,672.10 × 21,796.45
  4. Step 4: Simplify right side
    34,548.08x = 1,039,082,424.86
  5. Step 5: Solve for x
    x = 1,039,082,424.86/34,548.08
  6. Step 6: Final answer
    x = 30,076.42

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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.