Home / 11,829.18-17,754.71-5,989.89

Finding the Fourth Proportional to 11,829.18, 17,754.71 and 5,989.89

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Solution

The fourth proportional to 11,829.18, 17,754.71 and 5,989.89 is: 8,990.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,829.18 : 17,754.71 = 5,989.89 : x
  2. Step 2: Convert to fraction form
    11,829.18/17,754.71 = 5,989.89/x
  3. Step 3: Cross multiply
    11,829.18x = 17,754.71 × 5,989.89
  4. Step 4: Simplify right side
    11,829.18x = 106,348,729.93
  5. Step 5: Solve for x
    x = 106,348,729.93/11,829.18
  6. Step 6: Final answer
    x = 8,990.37

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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.