Home / 37,212.62-51,354.35-20,216.69

Finding the Fourth Proportional to 37,212.62, 51,354.35 and 20,216.69

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Solution

The fourth proportional to 37,212.62, 51,354.35 and 20,216.69 is: 27,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,212.62 : 51,354.35 = 20,216.69 : x
  2. Step 2: Convert to fraction form
    37,212.62/51,354.35 = 20,216.69/x
  3. Step 3: Cross multiply
    37,212.62x = 51,354.35 × 20,216.69
  4. Step 4: Simplify right side
    37,212.62x = 1,038,214,998.36
  5. Step 5: Solve for x
    x = 1,038,214,998.36/37,212.62
  6. Step 6: Final answer
    x = 27,899.54

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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.