Home / 37,230.72-51,378.73-20,235.01

Finding the Fourth Proportional to 37,230.72, 51,378.73 and 20,235.01

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Solution

The fourth proportional to 37,230.72, 51,378.73 and 20,235.01 is: 27,924.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,230.72 : 51,378.73 = 20,235.01 : x
  2. Step 2: Convert to fraction form
    37,230.72/51,378.73 = 20,235.01/x
  3. Step 3: Cross multiply
    37,230.72x = 51,378.73 × 20,235.01
  4. Step 4: Simplify right side
    37,230.72x = 1,039,648,858.44
  5. Step 5: Solve for x
    x = 1,039,648,858.44/37,230.72
  6. Step 6: Final answer
    x = 27,924.49

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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.