Home / 37,914.12-52,317.90-21,994.92

Finding the Fourth Proportional to 37,914.12, 52,317.90 and 21,994.92

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Solution

The fourth proportional to 37,914.12, 52,317.90 and 21,994.92 is: 30,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,914.12 : 52,317.90 = 21,994.92 : x
  2. Step 2: Convert to fraction form
    37,914.12/52,317.90 = 21,994.92/x
  3. Step 3: Cross multiply
    37,914.12x = 52,317.90 × 21,994.92
  4. Step 4: Simplify right side
    37,914.12x = 1,150,728,025.07
  5. Step 5: Solve for x
    x = 1,150,728,025.07/37,914.12
  6. Step 6: Final answer
    x = 30,350.91

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Double scale
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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.