Home / 34,586.92-51,879.16-11,212.75

Finding the Fourth Proportional to 34,586.92, 51,879.16 and 11,212.75

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Solution

The fourth proportional to 34,586.92, 51,879.16 and 11,212.75 is: 16,818.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,586.92 : 51,879.16 = 11,212.75 : x
  2. Step 2: Convert to fraction form
    34,586.92/51,879.16 = 11,212.75/x
  3. Step 3: Cross multiply
    34,586.92x = 51,879.16 × 11,212.75
  4. Step 4: Simplify right side
    34,586.92x = 581,708,051.29
  5. Step 5: Solve for x
    x = 581,708,051.29/34,586.92
  6. Step 6: Final answer
    x = 16,818.73

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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.