Home / 28,850.42-43,277.45-12,208.26

Finding the Fourth Proportional to 28,850.42, 43,277.45 and 12,208.26

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Solution

The fourth proportional to 28,850.42, 43,277.45 and 12,208.26 is: 18,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,850.42 : 43,277.45 = 12,208.26 : x
  2. Step 2: Convert to fraction form
    28,850.42/43,277.45 = 12,208.26/x
  3. Step 3: Cross multiply
    28,850.42x = 43,277.45 × 12,208.26
  4. Step 4: Simplify right side
    28,850.42x = 528,342,361.74
  5. Step 5: Solve for x
    x = 528,342,361.74/28,850.42
  6. Step 6: Final answer
    x = 18,313.16

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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.