Home / 18,213.66-27,303.38-6,360.12

Finding the Fourth Proportional to 18,213.66, 27,303.38 and 6,360.12

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Solution

The fourth proportional to 18,213.66, 27,303.38 and 6,360.12 is: 9,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.66 : 27,303.38 = 6,360.12 : x
  2. Step 2: Convert to fraction form
    18,213.66/27,303.38 = 6,360.12/x
  3. Step 3: Cross multiply
    18,213.66x = 27,303.38 × 6,360.12
  4. Step 4: Simplify right side
    18,213.66x = 173,652,765.26
  5. Step 5: Solve for x
    x = 173,652,765.26/18,213.66
  6. Step 6: Final answer
    x = 9,534.20

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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.