Home / 35,220.26-48,608.94-21,795.84

Finding the Fourth Proportional to 35,220.26, 48,608.94 and 21,795.84

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Solution

The fourth proportional to 35,220.26, 48,608.94 and 21,795.84 is: 30,081.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.26 : 48,608.94 = 21,795.84 : x
  2. Step 2: Convert to fraction form
    35,220.26/48,608.94 = 21,795.84/x
  3. Step 3: Cross multiply
    35,220.26x = 48,608.94 × 21,795.84
  4. Step 4: Simplify right side
    35,220.26x = 1,059,472,942.83
  5. Step 5: Solve for x
    x = 1,059,472,942.83/35,220.26
  6. Step 6: Final answer
    x = 30,081.35

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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.