Home / 25,555.37-38,339.21-10,768.52

Finding the Fourth Proportional to 25,555.37, 38,339.21 and 10,768.52

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Solution

The fourth proportional to 25,555.37, 38,339.21 and 10,768.52 is: 16,155.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,555.37 : 38,339.21 = 10,768.52 : x
  2. Step 2: Convert to fraction form
    25,555.37/38,339.21 = 10,768.52/x
  3. Step 3: Cross multiply
    25,555.37x = 38,339.21 × 10,768.52
  4. Step 4: Simplify right side
    25,555.37x = 412,856,549.67
  5. Step 5: Solve for x
    x = 412,856,549.67/25,555.37
  6. Step 6: Final answer
    x = 16,155.37

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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.