Home / 19,659.46-27,098.44-13,284.06

Finding the Fourth Proportional to 19,659.46, 27,098.44 and 13,284.06

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Solution

The fourth proportional to 19,659.46, 27,098.44 and 13,284.06 is: 18,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659.46 : 27,098.44 = 13,284.06 : x
  2. Step 2: Convert to fraction form
    19,659.46/27,098.44 = 13,284.06/x
  3. Step 3: Cross multiply
    19,659.46x = 27,098.44 × 13,284.06
  4. Step 4: Simplify right side
    19,659.46x = 359,977,302.87
  5. Step 5: Solve for x
    x = 359,977,302.87/19,659.46
  6. Step 6: Final answer
    x = 18,310.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.