Home / 19,961.07-29,941.41-7,649.07

Finding the Fourth Proportional to 19,961.07, 29,941.41 and 7,649.07

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Solution

The fourth proportional to 19,961.07, 29,941.41 and 7,649.07 is: 11,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.07 : 29,941.41 = 7,649.07 : x
  2. Step 2: Convert to fraction form
    19,961.07/29,941.41 = 7,649.07/x
  3. Step 3: Cross multiply
    19,961.07x = 29,941.41 × 7,649.07
  4. Step 4: Simplify right side
    19,961.07x = 229,023,940.99
  5. Step 5: Solve for x
    x = 229,023,940.99/19,961.07
  6. Step 6: Final answer
    x = 11,473.53

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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.