Home / 28,825.85-39,774.57-16,250.60

Finding the Fourth Proportional to 28,825.85, 39,774.57 and 16,250.60

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Solution

The fourth proportional to 28,825.85, 39,774.57 and 16,250.60 is: 22,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.85 : 39,774.57 = 16,250.60 : x
  2. Step 2: Convert to fraction form
    28,825.85/39,774.57 = 16,250.60/x
  3. Step 3: Cross multiply
    28,825.85x = 39,774.57 × 16,250.60
  4. Step 4: Simplify right side
    28,825.85x = 646,360,627.24
  5. Step 5: Solve for x
    x = 646,360,627.24/28,825.85
  6. Step 6: Final answer
    x = 22,422.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.