Home / 16,083.93-22,194.71-8,913.78

Finding the Fourth Proportional to 16,083.93, 22,194.71 and 8,913.78

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Solution

The fourth proportional to 16,083.93, 22,194.71 and 8,913.78 is: 12,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,083.93 : 22,194.71 = 8,913.78 : x
  2. Step 2: Convert to fraction form
    16,083.93/22,194.71 = 8,913.78/x
  3. Step 3: Cross multiply
    16,083.93x = 22,194.71 × 8,913.78
  4. Step 4: Simplify right side
    16,083.93x = 197,838,750.96
  5. Step 5: Solve for x
    x = 197,838,750.96/16,083.93
  6. Step 6: Final answer
    x = 12,300.40

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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.