Home / 53,346.62-80,029.67-18,289.82

Finding the Fourth Proportional to 53,346.62, 80,029.67 and 18,289.82

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Solution

The fourth proportional to 53,346.62, 80,029.67 and 18,289.82 is: 27,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,346.62 : 80,029.67 = 18,289.82 : x
  2. Step 2: Convert to fraction form
    53,346.62/80,029.67 = 18,289.82/x
  3. Step 3: Cross multiply
    53,346.62x = 80,029.67 × 18,289.82
  4. Step 4: Simplify right side
    53,346.62x = 1,463,728,258.96
  5. Step 5: Solve for x
    x = 1,463,728,258.96/53,346.62
  6. Step 6: Final answer
    x = 27,438.07

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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.