Home / 30,919.14-46,399.44-12,197.04

Finding the Fourth Proportional to 30,919.14, 46,399.44 and 12,197.04

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Solution

The fourth proportional to 30,919.14, 46,399.44 and 12,197.04 is: 18,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,919.14 : 46,399.44 = 12,197.04 : x
  2. Step 2: Convert to fraction form
    30,919.14/46,399.44 = 12,197.04/x
  3. Step 3: Cross multiply
    30,919.14x = 46,399.44 × 12,197.04
  4. Step 4: Simplify right side
    30,919.14x = 565,935,825.66
  5. Step 5: Solve for x
    x = 565,935,825.66/30,919.14
  6. Step 6: Final answer
    x = 18,303.74

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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.