Home / 33,148.28-45,733.09-18,806.42

Finding the Fourth Proportional to 33,148.28, 45,733.09 and 18,806.42

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Solution

The fourth proportional to 33,148.28, 45,733.09 and 18,806.42 is: 25,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,148.28 : 45,733.09 = 18,806.42 : x
  2. Step 2: Convert to fraction form
    33,148.28/45,733.09 = 18,806.42/x
  3. Step 3: Cross multiply
    33,148.28x = 45,733.09 × 18,806.42
  4. Step 4: Simplify right side
    33,148.28x = 860,075,698.44
  5. Step 5: Solve for x
    x = 860,075,698.44/33,148.28
  6. Step 6: Final answer
    x = 25,946.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.