Home / 18,326.91-25,290.36-10,369.27

Finding the Fourth Proportional to 18,326.91, 25,290.36 and 10,369.27

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Solution

The fourth proportional to 18,326.91, 25,290.36 and 10,369.27 is: 14,309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326.91 : 25,290.36 = 10,369.27 : x
  2. Step 2: Convert to fraction form
    18,326.91/25,290.36 = 10,369.27/x
  3. Step 3: Cross multiply
    18,326.91x = 25,290.36 × 10,369.27
  4. Step 4: Simplify right side
    18,326.91x = 262,242,571.24
  5. Step 5: Solve for x
    x = 262,242,571.24/18,326.91
  6. Step 6: Final answer
    x = 14,309.15

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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.