Home / 15,847.61-23,771.55-4,160.75

Finding the Fourth Proportional to 15,847.61, 23,771.55 and 4,160.75

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Solution

The fourth proportional to 15,847.61, 23,771.55 and 4,160.75 is: 6,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,847.61 : 23,771.55 = 4,160.75 : x
  2. Step 2: Convert to fraction form
    15,847.61/23,771.55 = 4,160.75/x
  3. Step 3: Cross multiply
    15,847.61x = 23,771.55 × 4,160.75
  4. Step 4: Simplify right side
    15,847.61x = 98,907,476.66
  5. Step 5: Solve for x
    x = 98,907,476.66/15,847.61
  6. Step 6: Final answer
    x = 6,241.16

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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.