Home / 18,664.02-27,996.57-6,189.48

Finding the Fourth Proportional to 18,664.02, 27,996.57 and 6,189.48

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Solution

The fourth proportional to 18,664.02, 27,996.57 and 6,189.48 is: 9,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,664.02 : 27,996.57 = 6,189.48 : x
  2. Step 2: Convert to fraction form
    18,664.02/27,996.57 = 6,189.48/x
  3. Step 3: Cross multiply
    18,664.02x = 27,996.57 × 6,189.48
  4. Step 4: Simplify right side
    18,664.02x = 173,284,210.08
  5. Step 5: Solve for x
    x = 173,284,210.08/18,664.02
  6. Step 6: Final answer
    x = 9,284.40

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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.