Home / 13,592.22-18,756.97-7,623.76

Finding the Fourth Proportional to 13,592.22, 18,756.97 and 7,623.76

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Solution

The fourth proportional to 13,592.22, 18,756.97 and 7,623.76 is: 10,520.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.22 : 18,756.97 = 7,623.76 : x
  2. Step 2: Convert to fraction form
    13,592.22/18,756.97 = 7,623.76/x
  3. Step 3: Cross multiply
    13,592.22x = 18,756.97 × 7,623.76
  4. Step 4: Simplify right side
    13,592.22x = 142,998,571.66
  5. Step 5: Solve for x
    x = 142,998,571.66/13,592.22
  6. Step 6: Final answer
    x = 10,520.62

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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.