Home / 25,571.63-38,362.68-10,780.58

Finding the Fourth Proportional to 25,571.63, 38,362.68 and 10,780.58

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Solution

The fourth proportional to 25,571.63, 38,362.68 and 10,780.58 is: 16,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,571.63 : 38,362.68 = 10,780.58 : x
  2. Step 2: Convert to fraction form
    25,571.63/38,362.68 = 10,780.58/x
  3. Step 3: Cross multiply
    25,571.63x = 38,362.68 × 10,780.58
  4. Step 4: Simplify right side
    25,571.63x = 413,571,748.94
  5. Step 5: Solve for x
    x = 413,571,748.94/25,571.63
  6. Step 6: Final answer
    x = 16,173.07

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1.5x scale

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.