Home / 37,872.23-52,262.96-21,958.16

Finding the Fourth Proportional to 37,872.23, 52,262.96 and 21,958.16

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Solution

The fourth proportional to 37,872.23, 52,262.96 and 21,958.16 is: 30,301.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,872.23 : 52,262.96 = 21,958.16 : x
  2. Step 2: Convert to fraction form
    37,872.23/52,262.96 = 21,958.16/x
  3. Step 3: Cross multiply
    37,872.23x = 52,262.96 × 21,958.16
  4. Step 4: Simplify right side
    37,872.23x = 1,147,598,066.65
  5. Step 5: Solve for x
    x = 1,147,598,066.65/37,872.23
  6. Step 6: Final answer
    x = 30,301.84

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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.