Home / 39,777.37-59,676.18-11,698.42

Finding the Fourth Proportional to 39,777.37, 59,676.18 and 11,698.42

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Solution

The fourth proportional to 39,777.37, 59,676.18 and 11,698.42 is: 17,550.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,777.37 : 59,676.18 = 11,698.42 : x
  2. Step 2: Convert to fraction form
    39,777.37/59,676.18 = 11,698.42/x
  3. Step 3: Cross multiply
    39,777.37x = 59,676.18 × 11,698.42
  4. Step 4: Simplify right side
    39,777.37x = 698,117,017.64
  5. Step 5: Solve for x
    x = 698,117,017.64/39,777.37
  6. Step 6: Final answer
    x = 17,550.61

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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.