Home / 19,908.42-29,865.36-6,757.26

Finding the Fourth Proportional to 19,908.42, 29,865.36 and 6,757.26

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Solution

The fourth proportional to 19,908.42, 29,865.36 and 6,757.26 is: 10,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.42 : 29,865.36 = 6,757.26 : x
  2. Step 2: Convert to fraction form
    19,908.42/29,865.36 = 6,757.26/x
  3. Step 3: Cross multiply
    19,908.42x = 29,865.36 × 6,757.26
  4. Step 4: Simplify right side
    19,908.42x = 201,808,002.51
  5. Step 5: Solve for x
    x = 201,808,002.51/19,908.42
  6. Step 6: Final answer
    x = 10,136.82

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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.