Home / 14,039.49-19,374.45-7,751.82

Finding the Fourth Proportional to 14,039.49, 19,374.45 and 7,751.82

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Solution

The fourth proportional to 14,039.49, 19,374.45 and 7,751.82 is: 10,697.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.49 : 19,374.45 = 7,751.82 : x
  2. Step 2: Convert to fraction form
    14,039.49/19,374.45 = 7,751.82/x
  3. Step 3: Cross multiply
    14,039.49x = 19,374.45 × 7,751.82
  4. Step 4: Simplify right side
    14,039.49x = 150,187,249.00
  5. Step 5: Solve for x
    x = 150,187,249.00/14,039.49
  6. Step 6: Final answer
    x = 10,697.49

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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.