Home / 22,704.53-31,327.16-13,751.87

Finding the Fourth Proportional to 22,704.53, 31,327.16 and 13,751.87

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Solution

The fourth proportional to 22,704.53, 31,327.16 and 13,751.87 is: 18,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.53 : 31,327.16 = 13,751.87 : x
  2. Step 2: Convert to fraction form
    22,704.53/31,327.16 = 13,751.87/x
  3. Step 3: Cross multiply
    22,704.53x = 31,327.16 × 13,751.87
  4. Step 4: Simplify right side
    22,704.53x = 430,806,806.39
  5. Step 5: Solve for x
    x = 430,806,806.39/22,704.53
  6. Step 6: Final answer
    x = 18,974.49

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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.