Home / 26,768.06-40,125.35-17,890.86

Finding the Fourth Proportional to 26,768.06, 40,125.35 and 17,890.86

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Solution

The fourth proportional to 26,768.06, 40,125.35 and 17,890.86 is: 26,818.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.06 : 40,125.35 = 17,890.86 : x
  2. Step 2: Convert to fraction form
    26,768.06/40,125.35 = 17,890.86/x
  3. Step 3: Cross multiply
    26,768.06x = 40,125.35 × 17,890.86
  4. Step 4: Simplify right side
    26,768.06x = 717,876,929.85
  5. Step 5: Solve for x
    x = 717,876,929.85/26,768.06
  6. Step 6: Final answer
    x = 26,818.42

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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.