Home / 57,216.51-85,842.69-25,653.03

Finding the Fourth Proportional to 57,216.51, 85,842.69 and 25,653.03

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Solution

The fourth proportional to 57,216.51, 85,842.69 and 25,653.03 is: 38,487.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216.51 : 85,842.69 = 25,653.03 : x
  2. Step 2: Convert to fraction form
    57,216.51/85,842.69 = 25,653.03/x
  3. Step 3: Cross multiply
    57,216.51x = 85,842.69 × 25,653.03
  4. Step 4: Simplify right side
    57,216.51x = 2,202,125,101.85
  5. Step 5: Solve for x
    x = 2,202,125,101.85/57,216.51
  6. Step 6: Final answer
    x = 38,487.58

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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.