Home / 33,653.42-46,442.94-20,913.62

Finding the Fourth Proportional to 33,653.42, 46,442.94 and 20,913.62

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Solution

The fourth proportional to 33,653.42, 46,442.94 and 20,913.62 is: 28,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,653.42 : 46,442.94 = 20,913.62 : x
  2. Step 2: Convert to fraction form
    33,653.42/46,442.94 = 20,913.62/x
  3. Step 3: Cross multiply
    33,653.42x = 46,442.94 × 20,913.62
  4. Step 4: Simplify right side
    33,653.42x = 971,289,998.84
  5. Step 5: Solve for x
    x = 971,289,998.84/33,653.42
  6. Step 6: Final answer
    x = 28,861.55

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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.