Home / 16,342.56-22,521.24-11,861.64

Finding the Fourth Proportional to 16,342.56, 22,521.24 and 11,861.64

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Solution

The fourth proportional to 16,342.56, 22,521.24 and 11,861.64 is: 16,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,342.56 : 22,521.24 = 11,861.64 : x
  2. Step 2: Convert to fraction form
    16,342.56/22,521.24 = 11,861.64/x
  3. Step 3: Cross multiply
    16,342.56x = 22,521.24 × 11,861.64
  4. Step 4: Simplify right side
    16,342.56x = 267,138,841.23
  5. Step 5: Solve for x
    x = 267,138,841.23/16,342.56
  6. Step 6: Final answer
    x = 16,346.21

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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.