Home / 40,628.57-60,950.48-18,443.50

Finding the Fourth Proportional to 40,628.57, 60,950.48 and 18,443.50

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Solution

The fourth proportional to 40,628.57, 60,950.48 and 18,443.50 is: 27,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628.57 : 60,950.48 = 18,443.50 : x
  2. Step 2: Convert to fraction form
    40,628.57/60,950.48 = 18,443.50/x
  3. Step 3: Cross multiply
    40,628.57x = 60,950.48 × 18,443.50
  4. Step 4: Simplify right side
    40,628.57x = 1,124,140,177.88
  5. Step 5: Solve for x
    x = 1,124,140,177.88/40,628.57
  6. Step 6: Final answer
    x = 27,668.71

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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.