Home / 36,087.92-49,807.77-21,750.32

Finding the Fourth Proportional to 36,087.92, 49,807.77 and 21,750.32

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Solution

The fourth proportional to 36,087.92, 49,807.77 and 21,750.32 is: 30,019.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.92 : 49,807.77 = 21,750.32 : x
  2. Step 2: Convert to fraction form
    36,087.92/49,807.77 = 21,750.32/x
  3. Step 3: Cross multiply
    36,087.92x = 49,807.77 × 21,750.32
  4. Step 4: Simplify right side
    36,087.92x = 1,083,334,759.95
  5. Step 5: Solve for x
    x = 1,083,334,759.95/36,087.92
  6. Step 6: Final answer
    x = 30,019.31

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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.