Home / 16,766.88-25,126.93-12,602.01

Finding the Fourth Proportional to 16,766.88, 25,126.93 and 12,602.01

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Solution

The fourth proportional to 16,766.88, 25,126.93 and 12,602.01 is: 18,885.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.88 : 25,126.93 = 12,602.01 : x
  2. Step 2: Convert to fraction form
    16,766.88/25,126.93 = 12,602.01/x
  3. Step 3: Cross multiply
    16,766.88x = 25,126.93 × 12,602.01
  4. Step 4: Simplify right side
    16,766.88x = 316,649,791.62
  5. Step 5: Solve for x
    x = 316,649,791.62/16,766.88
  6. Step 6: Final answer
    x = 18,885.43

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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.