Home / 36,975.81-51,051.25-21,873.32

Finding the Fourth Proportional to 36,975.81, 51,051.25 and 21,873.32

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Solution

The fourth proportional to 36,975.81, 51,051.25 and 21,873.32 is: 30,199.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,975.81 : 51,051.25 = 21,873.32 : x
  2. Step 2: Convert to fraction form
    36,975.81/51,051.25 = 21,873.32/x
  3. Step 3: Cross multiply
    36,975.81x = 51,051.25 × 21,873.32
  4. Step 4: Simplify right side
    36,975.81x = 1,116,660,327.65
  5. Step 5: Solve for x
    x = 1,116,660,327.65/36,975.81
  6. Step 6: Final answer
    x = 30,199.75

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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.