Home / 39,412.98-59,112.99-11,704.50

Finding the Fourth Proportional to 39,412.98, 59,112.99 and 11,704.50

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Solution

The fourth proportional to 39,412.98, 59,112.99 and 11,704.50 is: 17,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,412.98 : 59,112.99 = 11,704.50 : x
  2. Step 2: Convert to fraction form
    39,412.98/59,112.99 = 11,704.50/x
  3. Step 3: Cross multiply
    39,412.98x = 59,112.99 × 11,704.50
  4. Step 4: Simplify right side
    39,412.98x = 691,887,991.46
  5. Step 5: Solve for x
    x = 691,887,991.46/39,412.98
  6. Step 6: Final answer
    x = 17,554.83

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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.