Home / 37,161.36-51,286.32-21,248.16

Finding the Fourth Proportional to 37,161.36, 51,286.32 and 21,248.16

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Solution

The fourth proportional to 37,161.36, 51,286.32 and 21,248.16 is: 29,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,161.36 : 51,286.32 = 21,248.16 : x
  2. Step 2: Convert to fraction form
    37,161.36/51,286.32 = 21,248.16/x
  3. Step 3: Cross multiply
    37,161.36x = 51,286.32 × 21,248.16
  4. Step 4: Simplify right side
    37,161.36x = 1,089,739,933.17
  5. Step 5: Solve for x
    x = 1,089,739,933.17/37,161.36
  6. Step 6: Final answer
    x = 29,324.54

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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.