Home / 37,177.20-51,291.99-21,250.35

Finding the Fourth Proportional to 37,177.20, 51,291.99 and 21,250.35

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Solution

The fourth proportional to 37,177.20, 51,291.99 and 21,250.35 is: 29,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,177.20 : 51,291.99 = 21,250.35 : x
  2. Step 2: Convert to fraction form
    37,177.20/51,291.99 = 21,250.35/x
  3. Step 3: Cross multiply
    37,177.20x = 51,291.99 × 21,250.35
  4. Step 4: Simplify right side
    37,177.20x = 1,089,972,739.70
  5. Step 5: Solve for x
    x = 1,089,972,739.70/37,177.20
  6. Step 6: Final answer
    x = 29,318.31

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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.