Home / 27,451.56-37,841.22-16,821.48

Finding the Fourth Proportional to 27,451.56, 37,841.22 and 16,821.48

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Solution

The fourth proportional to 27,451.56, 37,841.22 and 16,821.48 is: 23,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,451.56 : 37,841.22 = 16,821.48 : x
  2. Step 2: Convert to fraction form
    27,451.56/37,841.22 = 16,821.48/x
  3. Step 3: Cross multiply
    27,451.56x = 37,841.22 × 16,821.48
  4. Step 4: Simplify right side
    27,451.56x = 636,545,325.41
  5. Step 5: Solve for x
    x = 636,545,325.41/27,451.56
  6. Step 6: Final answer
    x = 23,187.95

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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.