Home / 16,105.24-22,374.04-15,961.06

Finding the Fourth Proportional to 16,105.24, 22,374.04 and 15,961.06

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Solution

The fourth proportional to 16,105.24, 22,374.04 and 15,961.06 is: 22,173.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,105.24 : 22,374.04 = 15,961.06 : x
  2. Step 2: Convert to fraction form
    16,105.24/22,374.04 = 15,961.06/x
  3. Step 3: Cross multiply
    16,105.24x = 22,374.04 × 15,961.06
  4. Step 4: Simplify right side
    16,105.24x = 357,113,394.88
  5. Step 5: Solve for x
    x = 357,113,394.88/16,105.24
  6. Step 6: Final answer
    x = 22,173.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.