Home / 14,339.33-19,788.37-7,965.84

Finding the Fourth Proportional to 14,339.33, 19,788.37 and 7,965.84

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Solution

The fourth proportional to 14,339.33, 19,788.37 and 7,965.84 is: 10,992.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339.33 : 19,788.37 = 7,965.84 : x
  2. Step 2: Convert to fraction form
    14,339.33/19,788.37 = 7,965.84/x
  3. Step 3: Cross multiply
    14,339.33x = 19,788.37 × 7,965.84
  4. Step 4: Simplify right side
    14,339.33x = 157,631,043.57
  5. Step 5: Solve for x
    x = 157,631,043.57/14,339.33
  6. Step 6: Final answer
    x = 10,992.92

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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.