Home / 30,338.08-41,866.75-16,910.19

Finding the Fourth Proportional to 30,338.08, 41,866.75 and 16,910.19

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Solution

The fourth proportional to 30,338.08, 41,866.75 and 16,910.19 is: 23,336.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,338.08 : 41,866.75 = 16,910.19 : x
  2. Step 2: Convert to fraction form
    30,338.08/41,866.75 = 16,910.19/x
  3. Step 3: Cross multiply
    30,338.08x = 41,866.75 × 16,910.19
  4. Step 4: Simplify right side
    30,338.08x = 707,974,567.73
  5. Step 5: Solve for x
    x = 707,974,567.73/30,338.08
  6. Step 6: Final answer
    x = 23,336.17

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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.