Home / 16,481.09-22,743.95-8,927.39

Finding the Fourth Proportional to 16,481.09, 22,743.95 and 8,927.39

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Solution

The fourth proportional to 16,481.09, 22,743.95 and 8,927.39 is: 12,319.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481.09 : 22,743.95 = 8,927.39 : x
  2. Step 2: Convert to fraction form
    16,481.09/22,743.95 = 8,927.39/x
  3. Step 3: Cross multiply
    16,481.09x = 22,743.95 × 8,927.39
  4. Step 4: Simplify right side
    16,481.09x = 203,044,111.79
  5. Step 5: Solve for x
    x = 203,044,111.79/16,481.09
  6. Step 6: Final answer
    x = 12,319.83

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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.