Home / 19,076.24-26,322-12,712.33

Finding the Fourth Proportional to 19,076.24, 26,322 and 12,712.33

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Solution

The fourth proportional to 19,076.24, 26,322 and 12,712.33 is: 17,540.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076.24 : 26,322 = 12,712.33 : x
  2. Step 2: Convert to fraction form
    19,076.24/26,322 = 12,712.33/x
  3. Step 3: Cross multiply
    19,076.24x = 26,322 × 12,712.33
  4. Step 4: Simplify right side
    19,076.24x = 334,613,950.26
  5. Step 5: Solve for x
    x = 334,613,950.26/19,076.24
  6. Step 6: Final answer
    x = 17,540.88

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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.