Home / 13,849.03-19,111.65-7,561.41

Finding the Fourth Proportional to 13,849.03, 19,111.65 and 7,561.41

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Solution

The fourth proportional to 13,849.03, 19,111.65 and 7,561.41 is: 10,434.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.03 : 19,111.65 = 7,561.41 : x
  2. Step 2: Convert to fraction form
    13,849.03/19,111.65 = 7,561.41/x
  3. Step 3: Cross multiply
    13,849.03x = 19,111.65 × 7,561.41
  4. Step 4: Simplify right side
    13,849.03x = 144,511,021.43
  5. Step 5: Solve for x
    x = 144,511,021.43/13,849.03
  6. Step 6: Final answer
    x = 10,434.74

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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.