Home / 23,212.68-34,741.98-21,137.46

Finding the Fourth Proportional to 23,212.68, 34,741.98 and 21,137.46

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Solution

The fourth proportional to 23,212.68, 34,741.98 and 21,137.46 is: 31,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,212.68 : 34,741.98 = 21,137.46 : x
  2. Step 2: Convert to fraction form
    23,212.68/34,741.98 = 21,137.46/x
  3. Step 3: Cross multiply
    23,212.68x = 34,741.98 × 21,137.46
  4. Step 4: Simplify right side
    23,212.68x = 734,357,212.57
  5. Step 5: Solve for x
    x = 734,357,212.57/23,212.68
  6. Step 6: Final answer
    x = 31,636.04

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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.