Home / 13,523.13-20,270.79-6,492.60

Finding the Fourth Proportional to 13,523.13, 20,270.79 and 6,492.60

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Solution

The fourth proportional to 13,523.13, 20,270.79 and 6,492.60 is: 9,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523.13 : 20,270.79 = 6,492.60 : x
  2. Step 2: Convert to fraction form
    13,523.13/20,270.79 = 6,492.60/x
  3. Step 3: Cross multiply
    13,523.13x = 20,270.79 × 6,492.60
  4. Step 4: Simplify right side
    13,523.13x = 131,610,131.15
  5. Step 5: Solve for x
    x = 131,610,131.15/13,523.13
  6. Step 6: Final answer
    x = 9,732.22

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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.