Home / 15,723.56-23,589.42-4,629.89

Finding the Fourth Proportional to 15,723.56, 23,589.42 and 4,629.89

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Solution

The fourth proportional to 15,723.56, 23,589.42 and 4,629.89 is: 6,946.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,723.56 : 23,589.42 = 4,629.89 : x
  2. Step 2: Convert to fraction form
    15,723.56/23,589.42 = 4,629.89/x
  3. Step 3: Cross multiply
    15,723.56x = 23,589.42 × 4,629.89
  4. Step 4: Simplify right side
    15,723.56x = 109,216,301.82
  5. Step 5: Solve for x
    x = 109,216,301.82/15,723.56
  6. Step 6: Final answer
    x = 6,946.03

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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.