Home / 19,647.72-29,476.38-6,499.56

Finding the Fourth Proportional to 19,647.72, 29,476.38 and 6,499.56

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Solution

The fourth proportional to 19,647.72, 29,476.38 and 6,499.56 is: 9,750.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,647.72 : 29,476.38 = 6,499.56 : x
  2. Step 2: Convert to fraction form
    19,647.72/29,476.38 = 6,499.56/x
  3. Step 3: Cross multiply
    19,647.72x = 29,476.38 × 6,499.56
  4. Step 4: Simplify right side
    19,647.72x = 191,583,500.39
  5. Step 5: Solve for x
    x = 191,583,500.39/19,647.72
  6. Step 6: Final answer
    x = 9,750.93

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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.