Home / 38,562.72-57,804.64-21,887.52

Finding the Fourth Proportional to 38,562.72, 57,804.64 and 21,887.52

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Solution

The fourth proportional to 38,562.72, 57,804.64 and 21,887.52 is: 32,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,562.72 : 57,804.64 = 21,887.52 : x
  2. Step 2: Convert to fraction form
    38,562.72/57,804.64 = 21,887.52/x
  3. Step 3: Cross multiply
    38,562.72x = 57,804.64 × 21,887.52
  4. Step 4: Simplify right side
    38,562.72x = 1,265,200,214.09
  5. Step 5: Solve for x
    x = 1,265,200,214.09/38,562.72
  6. Step 6: Final answer
    x = 32,808.89

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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.