Home / 15,521.39-23,263.85-7,183.79

Finding the Fourth Proportional to 15,521.39, 23,263.85 and 7,183.79

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Solution

The fourth proportional to 15,521.39, 23,263.85 and 7,183.79 is: 10,767.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521.39 : 23,263.85 = 7,183.79 : x
  2. Step 2: Convert to fraction form
    15,521.39/23,263.85 = 7,183.79/x
  3. Step 3: Cross multiply
    15,521.39x = 23,263.85 × 7,183.79
  4. Step 4: Simplify right side
    15,521.39x = 167,122,692.32
  5. Step 5: Solve for x
    x = 167,122,692.32/15,521.39
  6. Step 6: Final answer
    x = 10,767.25

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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.