Home / 23,013.28-34,464.55-13,122.57

Finding the Fourth Proportional to 23,013.28, 34,464.55 and 13,122.57

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Solution

The fourth proportional to 23,013.28, 34,464.55 and 13,122.57 is: 19,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.28 : 34,464.55 = 13,122.57 : x
  2. Step 2: Convert to fraction form
    23,013.28/34,464.55 = 13,122.57/x
  3. Step 3: Cross multiply
    23,013.28x = 34,464.55 × 13,122.57
  4. Step 4: Simplify right side
    23,013.28x = 452,263,469.89
  5. Step 5: Solve for x
    x = 452,263,469.89/23,013.28
  6. Step 6: Final answer
    x = 19,652.28

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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.