Home / 36,971.56-51,020.64-20,204.56

Finding the Fourth Proportional to 36,971.56, 51,020.64 and 20,204.56

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Solution

The fourth proportional to 36,971.56, 51,020.64 and 20,204.56 is: 27,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.56 : 51,020.64 = 20,204.56 : x
  2. Step 2: Convert to fraction form
    36,971.56/51,020.64 = 20,204.56/x
  3. Step 3: Cross multiply
    36,971.56x = 51,020.64 × 20,204.56
  4. Step 4: Simplify right side
    36,971.56x = 1,030,849,582.12
  5. Step 5: Solve for x
    x = 1,030,849,582.12/36,971.56
  6. Step 6: Final answer
    x = 27,882.23

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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.