Home / 37,690.19-52,012.23-20,694.74

Finding the Fourth Proportional to 37,690.19, 52,012.23 and 20,694.74

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Solution

The fourth proportional to 37,690.19, 52,012.23 and 20,694.74 is: 28,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,690.19 : 52,012.23 = 20,694.74 : x
  2. Step 2: Convert to fraction form
    37,690.19/52,012.23 = 20,694.74/x
  3. Step 3: Cross multiply
    37,690.19x = 52,012.23 × 20,694.74
  4. Step 4: Simplify right side
    37,690.19x = 1,076,379,316.61
  5. Step 5: Solve for x
    x = 1,076,379,316.61/37,690.19
  6. Step 6: Final answer
    x = 28,558.61

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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.