Home / 18,596.34-27,891.36-5,445.72

Finding the Fourth Proportional to 18,596.34, 27,891.36 and 5,445.72

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Solution

The fourth proportional to 18,596.34, 27,891.36 and 5,445.72 is: 8,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,596.34 : 27,891.36 = 5,445.72 : x
  2. Step 2: Convert to fraction form
    18,596.34/27,891.36 = 5,445.72/x
  3. Step 3: Cross multiply
    18,596.34x = 27,891.36 × 5,445.72
  4. Step 4: Simplify right side
    18,596.34x = 151,888,536.98
  5. Step 5: Solve for x
    x = 151,888,536.98/18,596.34
  6. Step 6: Final answer
    x = 8,167.66

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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.