Home / 41,628.75-62,459.54-18,238.78

Finding the Fourth Proportional to 41,628.75, 62,459.54 and 18,238.78

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Solution

The fourth proportional to 41,628.75, 62,459.54 and 18,238.78 is: 27,365.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,628.75 : 62,459.54 = 18,238.78 : x
  2. Step 2: Convert to fraction form
    41,628.75/62,459.54 = 18,238.78/x
  3. Step 3: Cross multiply
    41,628.75x = 62,459.54 × 18,238.78
  4. Step 4: Simplify right side
    41,628.75x = 1,139,185,864.24
  5. Step 5: Solve for x
    x = 1,139,185,864.24/41,628.75
  6. Step 6: Final answer
    x = 27,365.37

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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.