Home / 16,720.60-25,089.06-7,359.44

Finding the Fourth Proportional to 16,720.60, 25,089.06 and 7,359.44

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Solution

The fourth proportional to 16,720.60, 25,089.06 and 7,359.44 is: 11,042.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.60 : 25,089.06 = 7,359.44 : x
  2. Step 2: Convert to fraction form
    16,720.60/25,089.06 = 7,359.44/x
  3. Step 3: Cross multiply
    16,720.60x = 25,089.06 × 7,359.44
  4. Step 4: Simplify right side
    16,720.60x = 184,641,431.73
  5. Step 5: Solve for x
    x = 184,641,431.73/16,720.60
  6. Step 6: Final answer
    x = 11,042.75

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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.