Home / 57,820.01-86,735.97-21,826.79

Finding the Fourth Proportional to 57,820.01, 86,735.97 and 21,826.79

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Solution

The fourth proportional to 57,820.01, 86,735.97 and 21,826.79 is: 32,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,820.01 : 86,735.97 = 21,826.79 : x
  2. Step 2: Convert to fraction form
    57,820.01/86,735.97 = 21,826.79/x
  3. Step 3: Cross multiply
    57,820.01x = 86,735.97 × 21,826.79
  4. Step 4: Simplify right side
    57,820.01x = 1,893,167,368.96
  5. Step 5: Solve for x
    x = 1,893,167,368.96/57,820.01
  6. Step 6: Final answer
    x = 32,742.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.