Home / 35,220.67-48,609.51-21,796.25

Finding the Fourth Proportional to 35,220.67, 48,609.51 and 21,796.25

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Solution

The fourth proportional to 35,220.67, 48,609.51 and 21,796.25 is: 30,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.67 : 48,609.51 = 21,796.25 : x
  2. Step 2: Convert to fraction form
    35,220.67/48,609.51 = 21,796.25/x
  3. Step 3: Cross multiply
    35,220.67x = 48,609.51 × 21,796.25
  4. Step 4: Simplify right side
    35,220.67x = 1,059,505,156.62
  5. Step 5: Solve for x
    x = 1,059,505,156.62/35,220.67
  6. Step 6: Final answer
    x = 30,081.91

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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.