Home / 37,063.08-51,146.55-21,147.80

Finding the Fourth Proportional to 37,063.08, 51,146.55 and 21,147.80

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Solution

The fourth proportional to 37,063.08, 51,146.55 and 21,147.80 is: 29,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,063.08 : 51,146.55 = 21,147.80 : x
  2. Step 2: Convert to fraction form
    37,063.08/51,146.55 = 21,147.80/x
  3. Step 3: Cross multiply
    37,063.08x = 51,146.55 × 21,147.80
  4. Step 4: Simplify right side
    37,063.08x = 1,081,636,754.36
  5. Step 5: Solve for x
    x = 1,081,636,754.36/37,063.08
  6. Step 6: Final answer
    x = 29,183.67

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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.