Home / 33,738.58-46,559.61-18,631.21

Finding the Fourth Proportional to 33,738.58, 46,559.61 and 18,631.21

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Solution

The fourth proportional to 33,738.58, 46,559.61 and 18,631.21 is: 25,711.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,738.58 : 46,559.61 = 18,631.21 : x
  2. Step 2: Convert to fraction form
    33,738.58/46,559.61 = 18,631.21/x
  3. Step 3: Cross multiply
    33,738.58x = 46,559.61 × 18,631.21
  4. Step 4: Simplify right side
    33,738.58x = 867,461,871.43
  5. Step 5: Solve for x
    x = 867,461,871.43/33,738.58
  6. Step 6: Final answer
    x = 25,711.27

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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.