Home / 43,010.34-64,514.16-11,845.32

Finding the Fourth Proportional to 43,010.34, 64,514.16 and 11,845.32

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Solution

The fourth proportional to 43,010.34, 64,514.16 and 11,845.32 is: 17,767.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,010.34 : 64,514.16 = 11,845.32 : x
  2. Step 2: Convert to fraction form
    43,010.34/64,514.16 = 11,845.32/x
  3. Step 3: Cross multiply
    43,010.34x = 64,514.16 × 11,845.32
  4. Step 4: Simplify right side
    43,010.34x = 764,190,869.73
  5. Step 5: Solve for x
    x = 764,190,869.73/43,010.34
  6. Step 6: Final answer
    x = 17,767.61

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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.