Home / 36,986.96-51,029.53-21,060.14

Finding the Fourth Proportional to 36,986.96, 51,029.53 and 21,060.14

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Solution

The fourth proportional to 36,986.96, 51,029.53 and 21,060.14 is: 29,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,986.96 : 51,029.53 = 21,060.14 : x
  2. Step 2: Convert to fraction form
    36,986.96/51,029.53 = 21,060.14/x
  3. Step 3: Cross multiply
    36,986.96x = 51,029.53 × 21,060.14
  4. Step 4: Simplify right side
    36,986.96x = 1,074,688,738.14
  5. Step 5: Solve for x
    x = 1,074,688,738.14/36,986.96
  6. Step 6: Final answer
    x = 29,055.88

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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.