Home / 26,095.92-36,021.71-15,485.55

Finding the Fourth Proportional to 26,095.92, 36,021.71 and 15,485.55

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Solution

The fourth proportional to 26,095.92, 36,021.71 and 15,485.55 is: 21,375.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,095.92 : 36,021.71 = 15,485.55 : x
  2. Step 2: Convert to fraction form
    26,095.92/36,021.71 = 15,485.55/x
  3. Step 3: Cross multiply
    26,095.92x = 36,021.71 × 15,485.55
  4. Step 4: Simplify right side
    26,095.92x = 557,816,198.86
  5. Step 5: Solve for x
    x = 557,816,198.86/26,095.92
  6. Step 6: Final answer
    x = 21,375.61

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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.