Home / 14,340.45-19,791.97-10,320.58

Finding the Fourth Proportional to 14,340.45, 19,791.97 and 10,320.58

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Solution

The fourth proportional to 14,340.45, 19,791.97 and 10,320.58 is: 14,243.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.45 : 19,791.97 = 10,320.58 : x
  2. Step 2: Convert to fraction form
    14,340.45/19,791.97 = 10,320.58/x
  3. Step 3: Cross multiply
    14,340.45x = 19,791.97 × 10,320.58
  4. Step 4: Simplify right side
    14,340.45x = 204,264,608.68
  5. Step 5: Solve for x
    x = 204,264,608.68/14,340.45
  6. Step 6: Final answer
    x = 14,243.94

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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.