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Finding the Fourth Proportional to 15,133.13, 22,706.22 and 5,775.96

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Solution

The fourth proportional to 15,133.13, 22,706.22 and 5,775.96 is: 8,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133.13 : 22,706.22 = 5,775.96 : x
  2. Step 2: Convert to fraction form
    15,133.13/22,706.22 = 5,775.96/x
  3. Step 3: Cross multiply
    15,133.13x = 22,706.22 × 5,775.96
  4. Step 4: Simplify right side
    15,133.13x = 131,150,197.56
  5. Step 5: Solve for x
    x = 131,150,197.56/15,133.13
  6. Step 6: Final answer
    x = 8,666.43

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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.