Home / 20,199.44-30,300.33-6,159.95

Finding the Fourth Proportional to 20,199.44, 30,300.33 and 6,159.95

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Solution

The fourth proportional to 20,199.44, 30,300.33 and 6,159.95 is: 9,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199.44 : 30,300.33 = 6,159.95 : x
  2. Step 2: Convert to fraction form
    20,199.44/30,300.33 = 6,159.95/x
  3. Step 3: Cross multiply
    20,199.44x = 30,300.33 × 6,159.95
  4. Step 4: Simplify right side
    20,199.44x = 186,648,468.36
  5. Step 5: Solve for x
    x = 186,648,468.36/20,199.44
  6. Step 6: Final answer
    x = 9,240.28

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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.