Home / 31,109.49-46,664.25-11,379.99

Finding the Fourth Proportional to 31,109.49, 46,664.25 and 11,379.99

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Solution

The fourth proportional to 31,109.49, 46,664.25 and 11,379.99 is: 17,069.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,109.49 : 46,664.25 = 11,379.99 : x
  2. Step 2: Convert to fraction form
    31,109.49/46,664.25 = 11,379.99/x
  3. Step 3: Cross multiply
    31,109.49x = 46,664.25 × 11,379.99
  4. Step 4: Simplify right side
    31,109.49x = 531,038,698.36
  5. Step 5: Solve for x
    x = 531,038,698.36/31,109.49
  6. Step 6: Final answer
    x = 17,069.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.