Home / 36,072.90-49,795.93-21,930.26

Finding the Fourth Proportional to 36,072.90, 49,795.93 and 21,930.26

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Solution

The fourth proportional to 36,072.90, 49,795.93 and 21,930.26 is: 30,273.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.90 : 49,795.93 = 21,930.26 : x
  2. Step 2: Convert to fraction form
    36,072.90/49,795.93 = 21,930.26/x
  3. Step 3: Cross multiply
    36,072.90x = 49,795.93 × 21,930.26
  4. Step 4: Simplify right side
    36,072.90x = 1,092,037,691.84
  5. Step 5: Solve for x
    x = 1,092,037,691.84/36,072.90
  6. Step 6: Final answer
    x = 30,273.08

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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.