Home / 19,797.13-29,699.94-5,757.40

Finding the Fourth Proportional to 19,797.13, 29,699.94 and 5,757.40

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Solution

The fourth proportional to 19,797.13, 29,699.94 and 5,757.40 is: 8,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797.13 : 29,699.94 = 5,757.40 : x
  2. Step 2: Convert to fraction form
    19,797.13/29,699.94 = 5,757.40/x
  3. Step 3: Cross multiply
    19,797.13x = 29,699.94 × 5,757.40
  4. Step 4: Simplify right side
    19,797.13x = 170,994,434.56
  5. Step 5: Solve for x
    x = 170,994,434.56/19,797.13
  6. Step 6: Final answer
    x = 8,637.33

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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.