Home / 18,609.53-25,683.36-10,654.32

Finding the Fourth Proportional to 18,609.53, 25,683.36 and 10,654.32

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Solution

The fourth proportional to 18,609.53, 25,683.36 and 10,654.32 is: 14,704.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,609.53 : 25,683.36 = 10,654.32 : x
  2. Step 2: Convert to fraction form
    18,609.53/25,683.36 = 10,654.32/x
  3. Step 3: Cross multiply
    18,609.53x = 25,683.36 × 10,654.32
  4. Step 4: Simplify right side
    18,609.53x = 273,638,736.12
  5. Step 5: Solve for x
    x = 273,638,736.12/18,609.53
  6. Step 6: Final answer
    x = 14,704.23

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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.