Home / 30,351.99-41,885.78-16,922.95

Finding the Fourth Proportional to 30,351.99, 41,885.78 and 16,922.95

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Solution

The fourth proportional to 30,351.99, 41,885.78 and 16,922.95 is: 23,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,351.99 : 41,885.78 = 16,922.95 : x
  2. Step 2: Convert to fraction form
    30,351.99/41,885.78 = 16,922.95/x
  3. Step 3: Cross multiply
    30,351.99x = 41,885.78 × 16,922.95
  4. Step 4: Simplify right side
    30,351.99x = 708,830,771.32
  5. Step 5: Solve for x
    x = 708,830,771.32/30,351.99
  6. Step 6: Final answer
    x = 23,353.68

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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.