Home / 15,647.85-23,471.87-3,961.07

Finding the Fourth Proportional to 15,647.85, 23,471.87 and 3,961.07

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Solution

The fourth proportional to 15,647.85, 23,471.87 and 3,961.07 is: 5,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.85 : 23,471.87 = 3,961.07 : x
  2. Step 2: Convert to fraction form
    15,647.85/23,471.87 = 3,961.07/x
  3. Step 3: Cross multiply
    15,647.85x = 23,471.87 × 3,961.07
  4. Step 4: Simplify right side
    15,647.85x = 92,973,612.64
  5. Step 5: Solve for x
    x = 92,973,612.64/15,647.85
  6. Step 6: Final answer
    x = 5,941.62

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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.