Home / 21,922.92-32,913.52-11,541.96

Finding the Fourth Proportional to 21,922.92, 32,913.52 and 11,541.96

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Solution

The fourth proportional to 21,922.92, 32,913.52 and 11,541.96 is: 17,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922.92 : 32,913.52 = 11,541.96 : x
  2. Step 2: Convert to fraction form
    21,922.92/32,913.52 = 11,541.96/x
  3. Step 3: Cross multiply
    21,922.92x = 32,913.52 × 11,541.96
  4. Step 4: Simplify right side
    21,922.92x = 379,886,502.44
  5. Step 5: Solve for x
    x = 379,886,502.44/21,922.92
  6. Step 6: Final answer
    x = 17,328.28

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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.