Home / 13,571.26-18,739.76-10,208.23

Finding the Fourth Proportional to 13,571.26, 18,739.76 and 10,208.23

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Solution

The fourth proportional to 13,571.26, 18,739.76 and 10,208.23 is: 14,095.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,571.26 : 18,739.76 = 10,208.23 : x
  2. Step 2: Convert to fraction form
    13,571.26/18,739.76 = 10,208.23/x
  3. Step 3: Cross multiply
    13,571.26x = 18,739.76 × 10,208.23
  4. Step 4: Simplify right side
    13,571.26x = 191,299,682.33
  5. Step 5: Solve for x
    x = 191,299,682.33/13,571.26
  6. Step 6: Final answer
    x = 14,095.94

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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.