Home / 25,212.97-34,794.73-13,883.30

Finding the Fourth Proportional to 25,212.97, 34,794.73 and 13,883.30

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Solution

The fourth proportional to 25,212.97, 34,794.73 and 13,883.30 is: 19,159.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212.97 : 34,794.73 = 13,883.30 : x
  2. Step 2: Convert to fraction form
    25,212.97/34,794.73 = 13,883.30/x
  3. Step 3: Cross multiply
    25,212.97x = 34,794.73 × 13,883.30
  4. Step 4: Simplify right side
    25,212.97x = 483,065,675.01
  5. Step 5: Solve for x
    x = 483,065,675.01/25,212.97
  6. Step 6: Final answer
    x = 19,159.41

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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.