Home / 16,542-22,829.40-9,091.44

Finding the Fourth Proportional to 16,542, 22,829.40 and 9,091.44

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Solution

The fourth proportional to 16,542, 22,829.40 and 9,091.44 is: 12,546.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,542 : 22,829.40 = 9,091.44 : x
  2. Step 2: Convert to fraction form
    16,542/22,829.40 = 9,091.44/x
  3. Step 3: Cross multiply
    16,542x = 22,829.40 × 9,091.44
  4. Step 4: Simplify right side
    16,542x = 207,552,120.34
  5. Step 5: Solve for x
    x = 207,552,120.34/16,542
  6. Step 6: Final answer
    x = 12,546.98

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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.