Home / 39,238.24-54,142.68-22,468

Finding the Fourth Proportional to 39,238.24, 54,142.68 and 22,468

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Solution

The fourth proportional to 39,238.24, 54,142.68 and 22,468 is: 31,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,238.24 : 54,142.68 = 22,468 : x
  2. Step 2: Convert to fraction form
    39,238.24/54,142.68 = 22,468/x
  3. Step 3: Cross multiply
    39,238.24x = 54,142.68 × 22,468
  4. Step 4: Simplify right side
    39,238.24x = 1,216,477,734.24
  5. Step 5: Solve for x
    x = 1,216,477,734.24/39,238.24
  6. Step 6: Final answer
    x = 31,002.35

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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.