Home / 36,446.89-50,279.52-21,330.19

Finding the Fourth Proportional to 36,446.89, 50,279.52 and 21,330.19

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Solution

The fourth proportional to 36,446.89, 50,279.52 and 21,330.19 is: 29,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,446.89 : 50,279.52 = 21,330.19 : x
  2. Step 2: Convert to fraction form
    36,446.89/50,279.52 = 21,330.19/x
  3. Step 3: Cross multiply
    36,446.89x = 50,279.52 × 21,330.19
  4. Step 4: Simplify right side
    36,446.89x = 1,072,471,482.36
  5. Step 5: Solve for x
    x = 1,072,471,482.36/36,446.89
  6. Step 6: Final answer
    x = 29,425.59

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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.