Home / 30,307.94-41,824.85-16,879.35

Finding the Fourth Proportional to 30,307.94, 41,824.85 and 16,879.35

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Solution

The fourth proportional to 30,307.94, 41,824.85 and 16,879.35 is: 23,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,307.94 : 41,824.85 = 16,879.35 : x
  2. Step 2: Convert to fraction form
    30,307.94/41,824.85 = 16,879.35/x
  3. Step 3: Cross multiply
    30,307.94x = 41,824.85 × 16,879.35
  4. Step 4: Simplify right side
    30,307.94x = 705,976,197.45
  5. Step 5: Solve for x
    x = 705,976,197.45/30,307.94
  6. Step 6: Final answer
    x = 23,293.44

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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.