Home / 18,665.57-27,995.90-6,182.46

Finding the Fourth Proportional to 18,665.57, 27,995.90 and 6,182.46

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Solution

The fourth proportional to 18,665.57, 27,995.90 and 6,182.46 is: 9,272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,665.57 : 27,995.90 = 6,182.46 : x
  2. Step 2: Convert to fraction form
    18,665.57/27,995.90 = 6,182.46/x
  3. Step 3: Cross multiply
    18,665.57x = 27,995.90 × 6,182.46
  4. Step 4: Simplify right side
    18,665.57x = 173,083,501.00
  5. Step 5: Solve for x
    x = 173,083,501.00/18,665.57
  6. Step 6: Final answer
    x = 9,272.87

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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.