Home / 16,059.47-22,161.90-8,985.94

Finding the Fourth Proportional to 16,059.47, 22,161.90 and 8,985.94

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Solution

The fourth proportional to 16,059.47, 22,161.90 and 8,985.94 is: 12,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,059.47 : 22,161.90 = 8,985.94 : x
  2. Step 2: Convert to fraction form
    16,059.47/22,161.90 = 8,985.94/x
  3. Step 3: Cross multiply
    16,059.47x = 22,161.90 × 8,985.94
  4. Step 4: Simplify right side
    16,059.47x = 199,145,481.98
  5. Step 5: Solve for x
    x = 199,145,481.98/16,059.47
  6. Step 6: Final answer
    x = 12,400.51

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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.