Home / 30,330.24-41,855.99-16,717.53

Finding the Fourth Proportional to 30,330.24, 41,855.99 and 16,717.53

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Solution

The fourth proportional to 30,330.24, 41,855.99 and 16,717.53 is: 23,070.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330.24 : 41,855.99 = 16,717.53 : x
  2. Step 2: Convert to fraction form
    30,330.24/41,855.99 = 16,717.53/x
  3. Step 3: Cross multiply
    30,330.24x = 41,855.99 × 16,717.53
  4. Step 4: Simplify right side
    30,330.24x = 699,728,768.50
  5. Step 5: Solve for x
    x = 699,728,768.50/30,330.24
  6. Step 6: Final answer
    x = 23,070.33

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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.