Home / 19,814.36-29,725.44-7,334.50

Finding the Fourth Proportional to 19,814.36, 29,725.44 and 7,334.50

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Solution

The fourth proportional to 19,814.36, 29,725.44 and 7,334.50 is: 11,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814.36 : 29,725.44 = 7,334.50 : x
  2. Step 2: Convert to fraction form
    19,814.36/29,725.44 = 7,334.50/x
  3. Step 3: Cross multiply
    19,814.36x = 29,725.44 × 7,334.50
  4. Step 4: Simplify right side
    19,814.36x = 218,021,165.37
  5. Step 5: Solve for x
    x = 218,021,165.37/19,814.36
  6. Step 6: Final answer
    x = 11,003.19

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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.