Home / 19,699.88-29,563.38-7,852.48

Finding the Fourth Proportional to 19,699.88, 29,563.38 and 7,852.48

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Solution

The fourth proportional to 19,699.88, 29,563.38 and 7,852.48 is: 11,784.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.88 : 29,563.38 = 7,852.48 : x
  2. Step 2: Convert to fraction form
    19,699.88/29,563.38 = 7,852.48/x
  3. Step 3: Cross multiply
    19,699.88x = 29,563.38 × 7,852.48
  4. Step 4: Simplify right side
    19,699.88x = 232,145,776.27
  5. Step 5: Solve for x
    x = 232,145,776.27/19,699.88
  6. Step 6: Final answer
    x = 11,784.12

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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.