Home / 25,378.63-38,075.74-11,350.46

Finding the Fourth Proportional to 25,378.63, 38,075.74 and 11,350.46

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Solution

The fourth proportional to 25,378.63, 38,075.74 and 11,350.46 is: 17,029.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.63 : 38,075.74 = 11,350.46 : x
  2. Step 2: Convert to fraction form
    25,378.63/38,075.74 = 11,350.46/x
  3. Step 3: Cross multiply
    25,378.63x = 38,075.74 × 11,350.46
  4. Step 4: Simplify right side
    25,378.63x = 432,177,107.09
  5. Step 5: Solve for x
    x = 432,177,107.09/25,378.63
  6. Step 6: Final answer
    x = 17,029.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.