Home / 19,842.37-29,748.01-13,583.45

Finding the Fourth Proportional to 19,842.37, 29,748.01 and 13,583.45

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Solution

The fourth proportional to 19,842.37, 29,748.01 and 13,583.45 is: 20,364.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,842.37 : 29,748.01 = 13,583.45 : x
  2. Step 2: Convert to fraction form
    19,842.37/29,748.01 = 13,583.45/x
  3. Step 3: Cross multiply
    19,842.37x = 29,748.01 × 13,583.45
  4. Step 4: Simplify right side
    19,842.37x = 404,080,504.98
  5. Step 5: Solve for x
    x = 404,080,504.98/19,842.37
  6. Step 6: Final answer
    x = 20,364.53

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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.