Home / 19,180.16-28,768.41-6,697.86

Finding the Fourth Proportional to 19,180.16, 28,768.41 and 6,697.86

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Solution

The fourth proportional to 19,180.16, 28,768.41 and 6,697.86 is: 10,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,180.16 : 28,768.41 = 6,697.86 : x
  2. Step 2: Convert to fraction form
    19,180.16/28,768.41 = 6,697.86/x
  3. Step 3: Cross multiply
    19,180.16x = 28,768.41 × 6,697.86
  4. Step 4: Simplify right side
    19,180.16x = 192,686,782.60
  5. Step 5: Solve for x
    x = 192,686,782.60/19,180.16
  6. Step 6: Final answer
    x = 10,046.15

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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.