Home / 23,740.03-32,760.68-13,129.44

Finding the Fourth Proportional to 23,740.03, 32,760.68 and 13,129.44

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Solution

The fourth proportional to 23,740.03, 32,760.68 and 13,129.44 is: 18,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,740.03 : 32,760.68 = 13,129.44 : x
  2. Step 2: Convert to fraction form
    23,740.03/32,760.68 = 13,129.44/x
  3. Step 3: Cross multiply
    23,740.03x = 32,760.68 × 13,129.44
  4. Step 4: Simplify right side
    23,740.03x = 430,129,382.42
  5. Step 5: Solve for x
    x = 430,129,382.42/23,740.03
  6. Step 6: Final answer
    x = 18,118.32

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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.