Home / 16,185.93-22,336.07-9,111.39

Finding the Fourth Proportional to 16,185.93, 22,336.07 and 9,111.39

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Solution

The fourth proportional to 16,185.93, 22,336.07 and 9,111.39 is: 12,573.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,185.93 : 22,336.07 = 9,111.39 : x
  2. Step 2: Convert to fraction form
    16,185.93/22,336.07 = 9,111.39/x
  3. Step 3: Cross multiply
    16,185.93x = 22,336.07 × 9,111.39
  4. Step 4: Simplify right side
    16,185.93x = 203,512,599.28
  5. Step 5: Solve for x
    x = 203,512,599.28/16,185.93
  6. Step 6: Final answer
    x = 12,573.43

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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.