Home / 30,928.68-46,361.33-12,201.13

Finding the Fourth Proportional to 30,928.68, 46,361.33 and 12,201.13

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Solution

The fourth proportional to 30,928.68, 46,361.33 and 12,201.13 is: 18,289.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,928.68 : 46,361.33 = 12,201.13 : x
  2. Step 2: Convert to fraction form
    30,928.68/46,361.33 = 12,201.13/x
  3. Step 3: Cross multiply
    30,928.68x = 46,361.33 × 12,201.13
  4. Step 4: Simplify right side
    30,928.68x = 565,660,657.00
  5. Step 5: Solve for x
    x = 565,660,657.00/30,928.68
  6. Step 6: Final answer
    x = 18,289.19

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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.