Home / 36,495.91-50,364.39-21,385.56

Finding the Fourth Proportional to 36,495.91, 50,364.39 and 21,385.56

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Solution

The fourth proportional to 36,495.91, 50,364.39 and 21,385.56 is: 29,512.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,495.91 : 50,364.39 = 21,385.56 : x
  2. Step 2: Convert to fraction form
    36,495.91/50,364.39 = 21,385.56/x
  3. Step 3: Cross multiply
    36,495.91x = 50,364.39 × 21,385.56
  4. Step 4: Simplify right side
    36,495.91x = 1,077,070,684.21
  5. Step 5: Solve for x
    x = 1,077,070,684.21/36,495.91
  6. Step 6: Final answer
    x = 29,512.09

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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.