Home / 22,212.68-33,302.56-13,445.52

Finding the Fourth Proportional to 22,212.68, 33,302.56 and 13,445.52

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Solution

The fourth proportional to 22,212.68, 33,302.56 and 13,445.52 is: 20,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,212.68 : 33,302.56 = 13,445.52 : x
  2. Step 2: Convert to fraction form
    22,212.68/33,302.56 = 13,445.52/x
  3. Step 3: Cross multiply
    22,212.68x = 33,302.56 × 13,445.52
  4. Step 4: Simplify right side
    22,212.68x = 447,770,236.53
  5. Step 5: Solve for x
    x = 447,770,236.53/22,212.68
  6. Step 6: Final answer
    x = 20,158.32

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1.5x scale

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.