Home / 37,110.65-51,213.15-21,796.20

Finding the Fourth Proportional to 37,110.65, 51,213.15 and 21,796.20

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Solution

The fourth proportional to 37,110.65, 51,213.15 and 21,796.20 is: 30,079.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,110.65 : 51,213.15 = 21,796.20 : x
  2. Step 2: Convert to fraction form
    37,110.65/51,213.15 = 21,796.20/x
  3. Step 3: Cross multiply
    37,110.65x = 51,213.15 × 21,796.20
  4. Step 4: Simplify right side
    37,110.65x = 1,116,252,060.03
  5. Step 5: Solve for x
    x = 1,116,252,060.03/37,110.65
  6. Step 6: Final answer
    x = 30,079.03

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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.