Home / 41,952.64-62,967.84-21,190.72

Finding the Fourth Proportional to 41,952.64, 62,967.84 and 21,190.72

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Solution

The fourth proportional to 41,952.64, 62,967.84 and 21,190.72 is: 31,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,952.64 : 62,967.84 = 21,190.72 : x
  2. Step 2: Convert to fraction form
    41,952.64/62,967.84 = 21,190.72/x
  3. Step 3: Cross multiply
    41,952.64x = 62,967.84 × 21,190.72
  4. Step 4: Simplify right side
    41,952.64x = 1,334,333,866.44
  5. Step 5: Solve for x
    x = 1,334,333,866.44/41,952.64
  6. Step 6: Final answer
    x = 31,805.72

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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.