Home / 15,736.64-23,607.23-5,742.36

Finding the Fourth Proportional to 15,736.64, 23,607.23 and 5,742.36

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Solution

The fourth proportional to 15,736.64, 23,607.23 and 5,742.36 is: 8,614.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,736.64 : 23,607.23 = 5,742.36 : x
  2. Step 2: Convert to fraction form
    15,736.64/23,607.23 = 5,742.36/x
  3. Step 3: Cross multiply
    15,736.64x = 23,607.23 × 5,742.36
  4. Step 4: Simplify right side
    15,736.64x = 135,561,184.55
  5. Step 5: Solve for x
    x = 135,561,184.55/15,736.64
  6. Step 6: Final answer
    x = 8,614.37

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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.