Home / 19,923.53-27,493.45-10,969.31

Finding the Fourth Proportional to 19,923.53, 27,493.45 and 10,969.31

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Solution

The fourth proportional to 19,923.53, 27,493.45 and 10,969.31 is: 15,137.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.53 : 27,493.45 = 10,969.31 : x
  2. Step 2: Convert to fraction form
    19,923.53/27,493.45 = 10,969.31/x
  3. Step 3: Cross multiply
    19,923.53x = 27,493.45 × 10,969.31
  4. Step 4: Simplify right side
    19,923.53x = 301,584,176.02
  5. Step 5: Solve for x
    x = 301,584,176.02/19,923.53
  6. Step 6: Final answer
    x = 15,137.09

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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.