Home / 35,580.75-49,099.53-19,664.25

Finding the Fourth Proportional to 35,580.75, 49,099.53 and 19,664.25

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Solution

The fourth proportional to 35,580.75, 49,099.53 and 19,664.25 is: 27,135.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,580.75 : 49,099.53 = 19,664.25 : x
  2. Step 2: Convert to fraction form
    35,580.75/49,099.53 = 19,664.25/x
  3. Step 3: Cross multiply
    35,580.75x = 49,099.53 × 19,664.25
  4. Step 4: Simplify right side
    35,580.75x = 965,505,432.80
  5. Step 5: Solve for x
    x = 965,505,432.80/35,580.75
  6. Step 6: Final answer
    x = 27,135.61

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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.