Home / 25,530.75-35,232.45-14,352.75

Finding the Fourth Proportional to 25,530.75, 35,232.45 and 14,352.75

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Solution

The fourth proportional to 25,530.75, 35,232.45 and 14,352.75 is: 19,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,530.75 : 35,232.45 = 14,352.75 : x
  2. Step 2: Convert to fraction form
    25,530.75/35,232.45 = 14,352.75/x
  3. Step 3: Cross multiply
    25,530.75x = 35,232.45 × 14,352.75
  4. Step 4: Simplify right side
    25,530.75x = 505,682,546.74
  5. Step 5: Solve for x
    x = 505,682,546.74/25,530.75
  6. Step 6: Final answer
    x = 19,806.80

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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.