Home / 39,757.40-59,635.61-11,676.45

Finding the Fourth Proportional to 39,757.40, 59,635.61 and 11,676.45

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Solution

The fourth proportional to 39,757.40, 59,635.61 and 11,676.45 is: 17,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,757.40 : 59,635.61 = 11,676.45 : x
  2. Step 2: Convert to fraction form
    39,757.40/59,635.61 = 11,676.45/x
  3. Step 3: Cross multiply
    39,757.40x = 59,635.61 × 11,676.45
  4. Step 4: Simplify right side
    39,757.40x = 696,332,427.42
  5. Step 5: Solve for x
    x = 696,332,427.42/39,757.40
  6. Step 6: Final answer
    x = 17,514.54

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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.