Home / 32,682.45-49,039.89-12,960.57

Finding the Fourth Proportional to 32,682.45, 49,039.89 and 12,960.57

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Solution

The fourth proportional to 32,682.45, 49,039.89 and 12,960.57 is: 19,447.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,682.45 : 49,039.89 = 12,960.57 : x
  2. Step 2: Convert to fraction form
    32,682.45/49,039.89 = 12,960.57/x
  3. Step 3: Cross multiply
    32,682.45x = 49,039.89 × 12,960.57
  4. Step 4: Simplify right side
    32,682.45x = 635,584,927.14
  5. Step 5: Solve for x
    x = 635,584,927.14/32,682.45
  6. Step 6: Final answer
    x = 19,447.29

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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.