Home / 15,645.21-23,467.17-5,784.27

Finding the Fourth Proportional to 15,645.21, 23,467.17 and 5,784.27

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Solution

The fourth proportional to 15,645.21, 23,467.17 and 5,784.27 is: 8,676.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,645.21 : 23,467.17 = 5,784.27 : x
  2. Step 2: Convert to fraction form
    15,645.21/23,467.17 = 5,784.27/x
  3. Step 3: Cross multiply
    15,645.21x = 23,467.17 × 5,784.27
  4. Step 4: Simplify right side
    15,645.21x = 135,740,447.42
  5. Step 5: Solve for x
    x = 135,740,447.42/15,645.21
  6. Step 6: Final answer
    x = 8,676.17

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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.