Home / 36,022.88-49,706.99-20,108.00

Finding the Fourth Proportional to 36,022.88, 49,706.99 and 20,108.00

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Solution

The fourth proportional to 36,022.88, 49,706.99 and 20,108.00 is: 27,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,022.88 : 49,706.99 = 20,108.00 : x
  2. Step 2: Convert to fraction form
    36,022.88/49,706.99 = 20,108.00/x
  3. Step 3: Cross multiply
    36,022.88x = 49,706.99 × 20,108.00
  4. Step 4: Simplify right side
    36,022.88x = 999,507,805.85
  5. Step 5: Solve for x
    x = 999,507,805.85/36,022.88
  6. Step 6: Final answer
    x = 27,746.48

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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.