Home / 27,336.96-37,725.12-15,400.44

Finding the Fourth Proportional to 27,336.96, 37,725.12 and 15,400.44

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Solution

The fourth proportional to 27,336.96, 37,725.12 and 15,400.44 is: 21,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,336.96 : 37,725.12 = 15,400.44 : x
  2. Step 2: Convert to fraction form
    27,336.96/37,725.12 = 15,400.44/x
  3. Step 3: Cross multiply
    27,336.96x = 37,725.12 × 15,400.44
  4. Step 4: Simplify right side
    27,336.96x = 580,983,447.05
  5. Step 5: Solve for x
    x = 580,983,447.05/27,336.96
  6. Step 6: Final answer
    x = 21,252.67

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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.