Home / 35,156.58-48,517.36-20,046.80

Finding the Fourth Proportional to 35,156.58, 48,517.36 and 20,046.80

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Solution

The fourth proportional to 35,156.58, 48,517.36 and 20,046.80 is: 27,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,156.58 : 48,517.36 = 20,046.80 : x
  2. Step 2: Convert to fraction form
    35,156.58/48,517.36 = 20,046.80/x
  3. Step 3: Cross multiply
    35,156.58x = 48,517.36 × 20,046.80
  4. Step 4: Simplify right side
    35,156.58x = 972,617,812.45
  5. Step 5: Solve for x
    x = 972,617,812.45/35,156.58
  6. Step 6: Final answer
    x = 27,665.31

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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.