Home / 19,903.07-29,855.01-6,755.42

Finding the Fourth Proportional to 19,903.07, 29,855.01 and 6,755.42

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Solution

The fourth proportional to 19,903.07, 29,855.01 and 6,755.42 is: 10,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903.07 : 29,855.01 = 6,755.42 : x
  2. Step 2: Convert to fraction form
    19,903.07/29,855.01 = 6,755.42/x
  3. Step 3: Cross multiply
    19,903.07x = 29,855.01 × 6,755.42
  4. Step 4: Simplify right side
    19,903.07x = 201,683,231.62
  5. Step 5: Solve for x
    x = 201,683,231.62/19,903.07
  6. Step 6: Final answer
    x = 10,133.27

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1.5x scale

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.