Home / 16,996.56-23,455.90-9,443.45

Finding the Fourth Proportional to 16,996.56, 23,455.90 and 9,443.45

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Solution

The fourth proportional to 16,996.56, 23,455.90 and 9,443.45 is: 13,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,996.56 : 23,455.90 = 9,443.45 : x
  2. Step 2: Convert to fraction form
    16,996.56/23,455.90 = 9,443.45/x
  3. Step 3: Cross multiply
    16,996.56x = 23,455.90 × 9,443.45
  4. Step 4: Simplify right side
    16,996.56x = 221,504,618.86
  5. Step 5: Solve for x
    x = 221,504,618.86/16,996.56
  6. Step 6: Final answer
    x = 13,032.32

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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.