Home / 36,963.91-51,019.35-21,057.80

Finding the Fourth Proportional to 36,963.91, 51,019.35 and 21,057.80

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Solution

The fourth proportional to 36,963.91, 51,019.35 and 21,057.80 is: 29,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,963.91 : 51,019.35 = 21,057.80 : x
  2. Step 2: Convert to fraction form
    36,963.91/51,019.35 = 21,057.80/x
  3. Step 3: Cross multiply
    36,963.91x = 51,019.35 × 21,057.80
  4. Step 4: Simplify right side
    36,963.91x = 1,074,355,268.43
  5. Step 5: Solve for x
    x = 1,074,355,268.43/36,963.91
  6. Step 6: Final answer
    x = 29,064.98

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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.