Home / 36,447.02-50,279.69-21,330.32

Finding the Fourth Proportional to 36,447.02, 50,279.69 and 21,330.32

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Solution

The fourth proportional to 36,447.02, 50,279.69 and 21,330.32 is: 29,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,447.02 : 50,279.69 = 21,330.32 : x
  2. Step 2: Convert to fraction form
    36,447.02/50,279.69 = 21,330.32/x
  3. Step 3: Cross multiply
    36,447.02x = 50,279.69 × 21,330.32
  4. Step 4: Simplify right side
    36,447.02x = 1,072,481,519.15
  5. Step 5: Solve for x
    x = 1,072,481,519.15/36,447.02
  6. Step 6: Final answer
    x = 29,425.77

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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.