Home / 39,492.24-54,493.20-22,722

Finding the Fourth Proportional to 39,492.24, 54,493.20 and 22,722

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Solution

The fourth proportional to 39,492.24, 54,493.20 and 22,722 is: 31,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,492.24 : 54,493.20 = 22,722 : x
  2. Step 2: Convert to fraction form
    39,492.24/54,493.20 = 22,722/x
  3. Step 3: Cross multiply
    39,492.24x = 54,493.20 × 22,722
  4. Step 4: Simplify right side
    39,492.24x = 1,238,194,490.40
  5. Step 5: Solve for x
    x = 1,238,194,490.40/39,492.24
  6. Step 6: Final answer
    x = 31,352.86

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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.