Home / 50,829.12-76,216.32-15,759.36

Finding the Fourth Proportional to 50,829.12, 76,216.32 and 15,759.36

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Solution

The fourth proportional to 50,829.12, 76,216.32 and 15,759.36 is: 23,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,829.12 : 76,216.32 = 15,759.36 : x
  2. Step 2: Convert to fraction form
    50,829.12/76,216.32 = 15,759.36/x
  3. Step 3: Cross multiply
    50,829.12x = 76,216.32 × 15,759.36
  4. Step 4: Simplify right side
    50,829.12x = 1,201,120,424.76
  5. Step 5: Solve for x
    x = 1,201,120,424.76/50,829.12
  6. Step 6: Final answer
    x = 23,630.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.