Home / 36,995.12-51,053.05-21,079.73

Finding the Fourth Proportional to 36,995.12, 51,053.05 and 21,079.73

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Solution

The fourth proportional to 36,995.12, 51,053.05 and 21,079.73 is: 29,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,995.12 : 51,053.05 = 21,079.73 : x
  2. Step 2: Convert to fraction form
    36,995.12/51,053.05 = 21,079.73/x
  3. Step 3: Cross multiply
    36,995.12x = 51,053.05 × 21,079.73
  4. Step 4: Simplify right side
    36,995.12x = 1,076,184,509.68
  5. Step 5: Solve for x
    x = 1,076,184,509.68/36,995.12
  6. Step 6: Final answer
    x = 29,089.90

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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.