Home / 37,873.32-52,268.16-20,880.57

Finding the Fourth Proportional to 37,873.32, 52,268.16 and 20,880.57

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Solution

The fourth proportional to 37,873.32, 52,268.16 and 20,880.57 is: 28,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,873.32 : 52,268.16 = 20,880.57 : x
  2. Step 2: Convert to fraction form
    37,873.32/52,268.16 = 20,880.57/x
  3. Step 3: Cross multiply
    37,873.32x = 52,268.16 × 20,880.57
  4. Step 4: Simplify right side
    37,873.32x = 1,091,388,973.65
  5. Step 5: Solve for x
    x = 1,091,388,973.65/37,873.32
  6. Step 6: Final answer
    x = 28,816.83

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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.