Home / 37,379.38-51,583.93-20,612.98

Finding the Fourth Proportional to 37,379.38, 51,583.93 and 20,612.98

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Solution

The fourth proportional to 37,379.38, 51,583.93 and 20,612.98 is: 28,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,379.38 : 51,583.93 = 20,612.98 : x
  2. Step 2: Convert to fraction form
    37,379.38/51,583.93 = 20,612.98/x
  3. Step 3: Cross multiply
    37,379.38x = 51,583.93 × 20,612.98
  4. Step 4: Simplify right side
    37,379.38x = 1,063,298,517.41
  5. Step 5: Solve for x
    x = 1,063,298,517.41/37,379.38
  6. Step 6: Final answer
    x = 28,446.13

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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.