Home / 33,557.40-46,310.43-19,219.45

Finding the Fourth Proportional to 33,557.40, 46,310.43 and 19,219.45

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Solution

The fourth proportional to 33,557.40, 46,310.43 and 19,219.45 is: 26,523.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,557.40 : 46,310.43 = 19,219.45 : x
  2. Step 2: Convert to fraction form
    33,557.40/46,310.43 = 19,219.45/x
  3. Step 3: Cross multiply
    33,557.40x = 46,310.43 × 19,219.45
  4. Step 4: Simplify right side
    33,557.40x = 890,060,993.86
  5. Step 5: Solve for x
    x = 890,060,993.86/33,557.40
  6. Step 6: Final answer
    x = 26,523.54

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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.