Home / 19,268.92-26,583.24-15,274

Finding the Fourth Proportional to 19,268.92, 26,583.24 and 15,274

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Solution

The fourth proportional to 19,268.92, 26,583.24 and 15,274 is: 21,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.92 : 26,583.24 = 15,274 : x
  2. Step 2: Convert to fraction form
    19,268.92/26,583.24 = 15,274/x
  3. Step 3: Cross multiply
    19,268.92x = 26,583.24 × 15,274
  4. Step 4: Simplify right side
    19,268.92x = 406,032,407.76
  5. Step 5: Solve for x
    x = 406,032,407.76/19,268.92
  6. Step 6: Final answer
    x = 21,071.88

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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.