Home / 35,285.54-48,693.57-20,180.66

Finding the Fourth Proportional to 35,285.54, 48,693.57 and 20,180.66

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Solution

The fourth proportional to 35,285.54, 48,693.57 and 20,180.66 is: 27,849.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,285.54 : 48,693.57 = 20,180.66 : x
  2. Step 2: Convert to fraction form
    35,285.54/48,693.57 = 20,180.66/x
  3. Step 3: Cross multiply
    35,285.54x = 48,693.57 × 20,180.66
  4. Step 4: Simplify right side
    35,285.54x = 982,668,380.36
  5. Step 5: Solve for x
    x = 982,668,380.36/35,285.54
  6. Step 6: Final answer
    x = 27,849.04

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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.