Home / 36,434.64-50,279.85-21,324.54

Finding the Fourth Proportional to 36,434.64, 50,279.85 and 21,324.54

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Solution

The fourth proportional to 36,434.64, 50,279.85 and 21,324.54 is: 29,427.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434.64 : 50,279.85 = 21,324.54 : x
  2. Step 2: Convert to fraction form
    36,434.64/50,279.85 = 21,324.54/x
  3. Step 3: Cross multiply
    36,434.64x = 50,279.85 × 21,324.54
  4. Step 4: Simplify right side
    36,434.64x = 1,072,194,672.52
  5. Step 5: Solve for x
    x = 1,072,194,672.52/36,434.64
  6. Step 6: Final answer
    x = 29,427.89

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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.