Home / 19,842.94-29,748.81-13,583.98

Finding the Fourth Proportional to 19,842.94, 29,748.81 and 13,583.98

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Solution

The fourth proportional to 19,842.94, 29,748.81 and 13,583.98 is: 20,365.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,842.94 : 29,748.81 = 13,583.98 : x
  2. Step 2: Convert to fraction form
    19,842.94/29,748.81 = 13,583.98/x
  3. Step 3: Cross multiply
    19,842.94x = 29,748.81 × 13,583.98
  4. Step 4: Simplify right side
    19,842.94x = 404,107,240.06
  5. Step 5: Solve for x
    x = 404,107,240.06/19,842.94
  6. Step 6: Final answer
    x = 20,365.29

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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.