Home / 35,163.25-48,528.58-21,015.79

Finding the Fourth Proportional to 35,163.25, 48,528.58 and 21,015.79

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Solution

The fourth proportional to 35,163.25, 48,528.58 and 21,015.79 is: 29,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,163.25 : 48,528.58 = 21,015.79 : x
  2. Step 2: Convert to fraction form
    35,163.25/48,528.58 = 21,015.79/x
  3. Step 3: Cross multiply
    35,163.25x = 48,528.58 × 21,015.79
  4. Step 4: Simplify right side
    35,163.25x = 1,019,866,203.64
  5. Step 5: Solve for x
    x = 1,019,866,203.64/35,163.25
  6. Step 6: Final answer
    x = 29,003.76

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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.