Home / 26,821.18-37,020.02-18,326.73

Finding the Fourth Proportional to 26,821.18, 37,020.02 and 18,326.73

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Solution

The fourth proportional to 26,821.18, 37,020.02 and 18,326.73 is: 25,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,821.18 : 37,020.02 = 18,326.73 : x
  2. Step 2: Convert to fraction form
    26,821.18/37,020.02 = 18,326.73/x
  3. Step 3: Cross multiply
    26,821.18x = 37,020.02 × 18,326.73
  4. Step 4: Simplify right side
    26,821.18x = 678,456,034.61
  5. Step 5: Solve for x
    x = 678,456,034.61/26,821.18
  6. Step 6: Final answer
    x = 25,295.54

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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.