Home / 35,220.52-48,609.29-21,796.09

Finding the Fourth Proportional to 35,220.52, 48,609.29 and 21,796.09

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Solution

The fourth proportional to 35,220.52, 48,609.29 and 21,796.09 is: 30,081.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.52 : 48,609.29 = 21,796.09 : x
  2. Step 2: Convert to fraction form
    35,220.52/48,609.29 = 21,796.09/x
  3. Step 3: Cross multiply
    35,220.52x = 48,609.29 × 21,796.09
  4. Step 4: Simplify right side
    35,220.52x = 1,059,492,459.68
  5. Step 5: Solve for x
    x = 1,059,492,459.68/35,220.52
  6. Step 6: Final answer
    x = 30,081.69

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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.