Home / 25,173.24-34,752.42-15,744.84

Finding the Fourth Proportional to 25,173.24, 34,752.42 and 15,744.84

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Solution

The fourth proportional to 25,173.24, 34,752.42 and 15,744.84 is: 21,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173.24 : 34,752.42 = 15,744.84 : x
  2. Step 2: Convert to fraction form
    25,173.24/34,752.42 = 15,744.84/x
  3. Step 3: Cross multiply
    25,173.24x = 34,752.42 × 15,744.84
  4. Step 4: Simplify right side
    25,173.24x = 547,171,292.51
  5. Step 5: Solve for x
    x = 547,171,292.51/25,173.24
  6. Step 6: Final answer
    x = 21,736.23

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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.