Home / 15,620.43-23,425.74-5,229.75

Finding the Fourth Proportional to 15,620.43, 23,425.74 and 5,229.75

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Solution

The fourth proportional to 15,620.43, 23,425.74 and 5,229.75 is: 7,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620.43 : 23,425.74 = 5,229.75 : x
  2. Step 2: Convert to fraction form
    15,620.43/23,425.74 = 5,229.75/x
  3. Step 3: Cross multiply
    15,620.43x = 23,425.74 × 5,229.75
  4. Step 4: Simplify right side
    15,620.43x = 122,510,763.77
  5. Step 5: Solve for x
    x = 122,510,763.77/15,620.43
  6. Step 6: Final answer
    x = 7,842.98

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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.