Home / 39,917.94-59,860.44-13,624.80

Finding the Fourth Proportional to 39,917.94, 59,860.44 and 13,624.80

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Solution

The fourth proportional to 39,917.94, 59,860.44 and 13,624.80 is: 20,431.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917.94 : 59,860.44 = 13,624.80 : x
  2. Step 2: Convert to fraction form
    39,917.94/59,860.44 = 13,624.80/x
  3. Step 3: Cross multiply
    39,917.94x = 59,860.44 × 13,624.80
  4. Step 4: Simplify right side
    39,917.94x = 815,586,522.91
  5. Step 5: Solve for x
    x = 815,586,522.91/39,917.94
  6. Step 6: Final answer
    x = 20,431.58

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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.