Home / 22,704.90-31,299.94-15,035.34

Finding the Fourth Proportional to 22,704.90, 31,299.94 and 15,035.34

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Solution

The fourth proportional to 22,704.90, 31,299.94 and 15,035.34 is: 20,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.90 : 31,299.94 = 15,035.34 : x
  2. Step 2: Convert to fraction form
    22,704.90/31,299.94 = 15,035.34/x
  3. Step 3: Cross multiply
    22,704.90x = 31,299.94 × 15,035.34
  4. Step 4: Simplify right side
    22,704.90x = 470,605,239.88
  5. Step 5: Solve for x
    x = 470,605,239.88/22,704.90
  6. Step 6: Final answer
    x = 20,727.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.