Home / 14,468.09-19,965.71-8,180.33

Finding the Fourth Proportional to 14,468.09, 19,965.71 and 8,180.33

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Solution

The fourth proportional to 14,468.09, 19,965.71 and 8,180.33 is: 11,288.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.09 : 19,965.71 = 8,180.33 : x
  2. Step 2: Convert to fraction form
    14,468.09/19,965.71 = 8,180.33/x
  3. Step 3: Cross multiply
    14,468.09x = 19,965.71 × 8,180.33
  4. Step 4: Simplify right side
    14,468.09x = 163,326,055.58
  5. Step 5: Solve for x
    x = 163,326,055.58/14,468.09
  6. Step 6: Final answer
    x = 11,288.71

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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.