Home / 15,372.79-23,053.26-4,840.56

Finding the Fourth Proportional to 15,372.79, 23,053.26 and 4,840.56

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Solution

The fourth proportional to 15,372.79, 23,053.26 and 4,840.56 is: 7,258.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372.79 : 23,053.26 = 4,840.56 : x
  2. Step 2: Convert to fraction form
    15,372.79/23,053.26 = 4,840.56/x
  3. Step 3: Cross multiply
    15,372.79x = 23,053.26 × 4,840.56
  4. Step 4: Simplify right side
    15,372.79x = 111,590,679.15
  5. Step 5: Solve for x
    x = 111,590,679.15/15,372.79
  6. Step 6: Final answer
    x = 7,258.97

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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.