Home / 15,742.67-23,613.21-3,896.37

Finding the Fourth Proportional to 15,742.67, 23,613.21 and 3,896.37

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Solution

The fourth proportional to 15,742.67, 23,613.21 and 3,896.37 is: 5,844.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.67 : 23,613.21 = 3,896.37 : x
  2. Step 2: Convert to fraction form
    15,742.67/23,613.21 = 3,896.37/x
  3. Step 3: Cross multiply
    15,742.67x = 23,613.21 × 3,896.37
  4. Step 4: Simplify right side
    15,742.67x = 92,005,803.05
  5. Step 5: Solve for x
    x = 92,005,803.05/15,742.67
  6. Step 6: Final answer
    x = 5,844.36

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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.