Home / 35,380.12-53,078.82-14,609.56

Finding the Fourth Proportional to 35,380.12, 53,078.82 and 14,609.56

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Solution

The fourth proportional to 35,380.12, 53,078.82 and 14,609.56 is: 21,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,380.12 : 53,078.82 = 14,609.56 : x
  2. Step 2: Convert to fraction form
    35,380.12/53,078.82 = 14,609.56/x
  3. Step 3: Cross multiply
    35,380.12x = 53,078.82 × 14,609.56
  4. Step 4: Simplify right side
    35,380.12x = 775,458,205.52
  5. Step 5: Solve for x
    x = 775,458,205.52/35,380.12
  6. Step 6: Final answer
    x = 21,917.91

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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.