Home / 37,879.84-52,271.77-20,883.16

Finding the Fourth Proportional to 37,879.84, 52,271.77 and 20,883.16

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Solution

The fourth proportional to 37,879.84, 52,271.77 and 20,883.16 is: 28,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,879.84 : 52,271.77 = 20,883.16 : x
  2. Step 2: Convert to fraction form
    37,879.84/52,271.77 = 20,883.16/x
  3. Step 3: Cross multiply
    37,879.84x = 52,271.77 × 20,883.16
  4. Step 4: Simplify right side
    37,879.84x = 1,091,599,553.39
  5. Step 5: Solve for x
    x = 1,091,599,553.39/37,879.84
  6. Step 6: Final answer
    x = 28,817.43

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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.