Home / 35,709.75-53,641.16-21,676.73

Finding the Fourth Proportional to 35,709.75, 53,641.16 and 21,676.73

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Solution

The fourth proportional to 35,709.75, 53,641.16 and 21,676.73 is: 32,561.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,709.75 : 53,641.16 = 21,676.73 : x
  2. Step 2: Convert to fraction form
    35,709.75/53,641.16 = 21,676.73/x
  3. Step 3: Cross multiply
    35,709.75x = 53,641.16 × 21,676.73
  4. Step 4: Simplify right side
    35,709.75x = 1,162,764,565.62
  5. Step 5: Solve for x
    x = 1,162,764,565.62/35,709.75
  6. Step 6: Final answer
    x = 32,561.54

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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.