Home / 36,804.12-50,808.60-21,701.70

Finding the Fourth Proportional to 36,804.12, 50,808.60 and 21,701.70

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Solution

The fourth proportional to 36,804.12, 50,808.60 and 21,701.70 is: 29,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,804.12 : 50,808.60 = 21,701.70 : x
  2. Step 2: Convert to fraction form
    36,804.12/50,808.60 = 21,701.70/x
  3. Step 3: Cross multiply
    36,804.12x = 50,808.60 × 21,701.70
  4. Step 4: Simplify right side
    36,804.12x = 1,102,632,994.62
  5. Step 5: Solve for x
    x = 1,102,632,994.62/36,804.12
  6. Step 6: Final answer
    x = 29,959.50

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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.