Home / 22,023.51-30,391.92-11,951.52

Finding the Fourth Proportional to 22,023.51, 30,391.92 and 11,951.52

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Solution

The fourth proportional to 22,023.51, 30,391.92 and 11,951.52 is: 16,492.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,023.51 : 30,391.92 = 11,951.52 : x
  2. Step 2: Convert to fraction form
    22,023.51/30,391.92 = 11,951.52/x
  3. Step 3: Cross multiply
    22,023.51x = 30,391.92 × 11,951.52
  4. Step 4: Simplify right side
    22,023.51x = 363,229,639.72
  5. Step 5: Solve for x
    x = 363,229,639.72/22,023.51
  6. Step 6: Final answer
    x = 16,492.81

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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.