Home / 15,743.88-23,610.26-4,647.60

Finding the Fourth Proportional to 15,743.88, 23,610.26 and 4,647.60

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Solution

The fourth proportional to 15,743.88, 23,610.26 and 4,647.60 is: 6,969.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.88 : 23,610.26 = 4,647.60 : x
  2. Step 2: Convert to fraction form
    15,743.88/23,610.26 = 4,647.60/x
  3. Step 3: Cross multiply
    15,743.88x = 23,610.26 × 4,647.60
  4. Step 4: Simplify right side
    15,743.88x = 109,731,021.14
  5. Step 5: Solve for x
    x = 109,731,021.14/15,743.88
  6. Step 6: Final answer
    x = 6,969.76

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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.