Home / 35,285.51-48,693.44-20,179.58

Finding the Fourth Proportional to 35,285.51, 48,693.44 and 20,179.58

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Solution

The fourth proportional to 35,285.51, 48,693.44 and 20,179.58 is: 27,847.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,285.51 : 48,693.44 = 20,179.58 : x
  2. Step 2: Convert to fraction form
    35,285.51/48,693.44 = 20,179.58/x
  3. Step 3: Cross multiply
    35,285.51x = 48,693.44 × 20,179.58
  4. Step 4: Simplify right side
    35,285.51x = 982,612,974.94
  5. Step 5: Solve for x
    x = 982,612,974.94/35,285.51
  6. Step 6: Final answer
    x = 27,847.49

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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.