Home / 27,745.92-38,279.93-16,995.87

Finding the Fourth Proportional to 27,745.92, 38,279.93 and 16,995.87

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Solution

The fourth proportional to 27,745.92, 38,279.93 and 16,995.87 is: 23,448.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,745.92 : 38,279.93 = 16,995.87 : x
  2. Step 2: Convert to fraction form
    27,745.92/38,279.93 = 16,995.87/x
  3. Step 3: Cross multiply
    27,745.92x = 38,279.93 × 16,995.87
  4. Step 4: Simplify right side
    27,745.92x = 650,600,628.91
  5. Step 5: Solve for x
    x = 650,600,628.91/27,745.92
  6. Step 6: Final answer
    x = 23,448.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.