Home / 30,727.96-46,103.38-12,963.24

Finding the Fourth Proportional to 30,727.96, 46,103.38 and 12,963.24

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Solution

The fourth proportional to 30,727.96, 46,103.38 and 12,963.24 is: 19,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,727.96 : 46,103.38 = 12,963.24 : x
  2. Step 2: Convert to fraction form
    30,727.96/46,103.38 = 12,963.24/x
  3. Step 3: Cross multiply
    30,727.96x = 46,103.38 × 12,963.24
  4. Step 4: Simplify right side
    30,727.96x = 597,649,147.34
  5. Step 5: Solve for x
    x = 597,649,147.34/30,727.96
  6. Step 6: Final answer
    x = 19,449.69

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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.