Home / 37,221.56-51,365.12-20,226.08

Finding the Fourth Proportional to 37,221.56, 51,365.12 and 20,226.08

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Solution

The fourth proportional to 37,221.56, 51,365.12 and 20,226.08 is: 27,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,221.56 : 51,365.12 = 20,226.08 : x
  2. Step 2: Convert to fraction form
    37,221.56/51,365.12 = 20,226.08/x
  3. Step 3: Cross multiply
    37,221.56x = 51,365.12 × 20,226.08
  4. Step 4: Simplify right side
    37,221.56x = 1,038,914,668.37
  5. Step 5: Solve for x
    x = 1,038,914,668.37/37,221.56
  6. Step 6: Final answer
    x = 27,911.64

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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.