Home / 18,006.77-26,993.81-6,313.61

Finding the Fourth Proportional to 18,006.77, 26,993.81 and 6,313.61

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Solution

The fourth proportional to 18,006.77, 26,993.81 and 6,313.61 is: 9,464.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006.77 : 26,993.81 = 6,313.61 : x
  2. Step 2: Convert to fraction form
    18,006.77/26,993.81 = 6,313.61/x
  3. Step 3: Cross multiply
    18,006.77x = 26,993.81 × 6,313.61
  4. Step 4: Simplify right side
    18,006.77x = 170,428,472.02
  5. Step 5: Solve for x
    x = 170,428,472.02/18,006.77
  6. Step 6: Final answer
    x = 9,464.69

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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.