Home / 28,032.75-42,049.94-7,256.25

Finding the Fourth Proportional to 28,032.75, 42,049.94 and 7,256.25

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Solution

The fourth proportional to 28,032.75, 42,049.94 and 7,256.25 is: 10,884.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,032.75 : 42,049.94 = 7,256.25 : x
  2. Step 2: Convert to fraction form
    28,032.75/42,049.94 = 7,256.25/x
  3. Step 3: Cross multiply
    28,032.75x = 42,049.94 × 7,256.25
  4. Step 4: Simplify right side
    28,032.75x = 305,124,840.84
  5. Step 5: Solve for x
    x = 305,124,840.84/28,032.75
  6. Step 6: Final answer
    x = 10,884.58

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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.