Home / 16,966.25-25,440.68-8,965.32

Finding the Fourth Proportional to 16,966.25, 25,440.68 and 8,965.32

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Solution

The fourth proportional to 16,966.25, 25,440.68 and 8,965.32 is: 13,443.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,966.25 : 25,440.68 = 8,965.32 : x
  2. Step 2: Convert to fraction form
    16,966.25/25,440.68 = 8,965.32/x
  3. Step 3: Cross multiply
    16,966.25x = 25,440.68 × 8,965.32
  4. Step 4: Simplify right side
    16,966.25x = 228,083,837.22
  5. Step 5: Solve for x
    x = 228,083,837.22/16,966.25
  6. Step 6: Final answer
    x = 13,443.39

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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.