Home / 26,812.44-40,240.52-13,668.56

Finding the Fourth Proportional to 26,812.44, 40,240.52 and 13,668.56

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Solution

The fourth proportional to 26,812.44, 40,240.52 and 13,668.56 is: 20,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.44 : 40,240.52 = 13,668.56 : x
  2. Step 2: Convert to fraction form
    26,812.44/40,240.52 = 13,668.56/x
  3. Step 3: Cross multiply
    26,812.44x = 40,240.52 × 13,668.56
  4. Step 4: Simplify right side
    26,812.44x = 550,029,962.05
  5. Step 5: Solve for x
    x = 550,029,962.05/26,812.44
  6. Step 6: Final answer
    x = 20,513.98

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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.