Home / 39,832.64-54,971.03-21,927.46

Finding the Fourth Proportional to 39,832.64, 54,971.03 and 21,927.46

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Solution

The fourth proportional to 39,832.64, 54,971.03 and 21,927.46 is: 30,260.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,832.64 : 54,971.03 = 21,927.46 : x
  2. Step 2: Convert to fraction form
    39,832.64/54,971.03 = 21,927.46/x
  3. Step 3: Cross multiply
    39,832.64x = 54,971.03 × 21,927.46
  4. Step 4: Simplify right side
    39,832.64x = 1,205,374,676.99
  5. Step 5: Solve for x
    x = 1,205,374,676.99/39,832.64
  6. Step 6: Final answer
    x = 30,260.98

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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.