Home / 18,146.21-27,223.20-6,300.35

Finding the Fourth Proportional to 18,146.21, 27,223.20 and 6,300.35

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Solution

The fourth proportional to 18,146.21, 27,223.20 and 6,300.35 is: 9,451.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.21 : 27,223.20 = 6,300.35 : x
  2. Step 2: Convert to fraction form
    18,146.21/27,223.20 = 6,300.35/x
  3. Step 3: Cross multiply
    18,146.21x = 27,223.20 × 6,300.35
  4. Step 4: Simplify right side
    18,146.21x = 171,515,756.18
  5. Step 5: Solve for x
    x = 171,515,756.18/18,146.21
  6. Step 6: Final answer
    x = 9,451.88

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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.