Home / 37,876.22-52,266.09-21,961.64

Finding the Fourth Proportional to 37,876.22, 52,266.09 and 21,961.64

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Solution

The fourth proportional to 37,876.22, 52,266.09 and 21,961.64 is: 30,305.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,876.22 : 52,266.09 = 21,961.64 : x
  2. Step 2: Convert to fraction form
    37,876.22/52,266.09 = 21,961.64/x
  3. Step 3: Cross multiply
    37,876.22x = 52,266.09 × 21,961.64
  4. Step 4: Simplify right side
    37,876.22x = 1,147,849,052.79
  5. Step 5: Solve for x
    x = 1,147,849,052.79/37,876.22
  6. Step 6: Final answer
    x = 30,305.27

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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.