Home / 16,059.98-22,161.74-8,986.34

Finding the Fourth Proportional to 16,059.98, 22,161.74 and 8,986.34

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Solution

The fourth proportional to 16,059.98, 22,161.74 and 8,986.34 is: 12,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,059.98 : 22,161.74 = 8,986.34 : x
  2. Step 2: Convert to fraction form
    16,059.98/22,161.74 = 8,986.34/x
  3. Step 3: Cross multiply
    16,059.98x = 22,161.74 × 8,986.34
  4. Step 4: Simplify right side
    16,059.98x = 199,152,930.63
  5. Step 5: Solve for x
    x = 199,152,930.63/16,059.98
  6. Step 6: Final answer
    x = 12,400.57

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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.