Home / 13,453.04-20,157.16-4,683.12

Finding the Fourth Proportional to 13,453.04, 20,157.16 and 4,683.12

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Solution

The fourth proportional to 13,453.04, 20,157.16 and 4,683.12 is: 7,016.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.04 : 20,157.16 = 4,683.12 : x
  2. Step 2: Convert to fraction form
    13,453.04/20,157.16 = 4,683.12/x
  3. Step 3: Cross multiply
    13,453.04x = 20,157.16 × 4,683.12
  4. Step 4: Simplify right side
    13,453.04x = 94,398,399.14
  5. Step 5: Solve for x
    x = 94,398,399.14/13,453.04
  6. Step 6: Final answer
    x = 7,016.88

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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.