Home / 27,393.45-37,804.31-16,783.66

Finding the Fourth Proportional to 27,393.45, 37,804.31 and 16,783.66

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Solution

The fourth proportional to 27,393.45, 37,804.31 and 16,783.66 is: 23,162.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,393.45 : 37,804.31 = 16,783.66 : x
  2. Step 2: Convert to fraction form
    27,393.45/37,804.31 = 16,783.66/x
  3. Step 3: Cross multiply
    27,393.45x = 37,804.31 × 16,783.66
  4. Step 4: Simplify right side
    27,393.45x = 634,494,685.57
  5. Step 5: Solve for x
    x = 634,494,685.57/27,393.45
  6. Step 6: Final answer
    x = 23,162.28

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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.