Home / 14,557.78-21,832.03-4,694.76

Finding the Fourth Proportional to 14,557.78, 21,832.03 and 4,694.76

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Solution

The fourth proportional to 14,557.78, 21,832.03 and 4,694.76 is: 7,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.78 : 21,832.03 = 4,694.76 : x
  2. Step 2: Convert to fraction form
    14,557.78/21,832.03 = 4,694.76/x
  3. Step 3: Cross multiply
    14,557.78x = 21,832.03 × 4,694.76
  4. Step 4: Simplify right side
    14,557.78x = 102,496,147.03
  5. Step 5: Solve for x
    x = 102,496,147.03/14,557.78
  6. Step 6: Final answer
    x = 7,040.65

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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.