Home / 45,546.03-68,326.29-19,251

Finding the Fourth Proportional to 45,546.03, 68,326.29 and 19,251

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Solution

The fourth proportional to 45,546.03, 68,326.29 and 19,251 is: 28,879.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,546.03 : 68,326.29 = 19,251 : x
  2. Step 2: Convert to fraction form
    45,546.03/68,326.29 = 19,251/x
  3. Step 3: Cross multiply
    45,546.03x = 68,326.29 × 19,251
  4. Step 4: Simplify right side
    45,546.03x = 1,315,349,408.79
  5. Step 5: Solve for x
    x = 1,315,349,408.79/45,546.03
  6. Step 6: Final answer
    x = 28,879.56

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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.