Home / 30,919.24-46,375.07-13,157.03

Finding the Fourth Proportional to 30,919.24, 46,375.07 and 13,157.03

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Solution

The fourth proportional to 30,919.24, 46,375.07 and 13,157.03 is: 19,733.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,919.24 : 46,375.07 = 13,157.03 : x
  2. Step 2: Convert to fraction form
    30,919.24/46,375.07 = 13,157.03/x
  3. Step 3: Cross multiply
    30,919.24x = 46,375.07 × 13,157.03
  4. Step 4: Simplify right side
    30,919.24x = 610,158,336.07
  5. Step 5: Solve for x
    x = 610,158,336.07/30,919.24
  6. Step 6: Final answer
    x = 19,733.94

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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.