Home / 13,492.27-20,238.40-3,631.29

Finding the Fourth Proportional to 13,492.27, 20,238.40 and 3,631.29

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Solution

The fourth proportional to 13,492.27, 20,238.40 and 3,631.29 is: 5,446.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.27 : 20,238.40 = 3,631.29 : x
  2. Step 2: Convert to fraction form
    13,492.27/20,238.40 = 3,631.29/x
  3. Step 3: Cross multiply
    13,492.27x = 20,238.40 × 3,631.29
  4. Step 4: Simplify right side
    13,492.27x = 73,491,482.55
  5. Step 5: Solve for x
    x = 73,491,482.55/13,492.27
  6. Step 6: Final answer
    x = 5,446.93

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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.