Home / 15,992.56-23,986.66-4,306.48

Finding the Fourth Proportional to 15,992.56, 23,986.66 and 4,306.48

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Solution

The fourth proportional to 15,992.56, 23,986.66 and 4,306.48 is: 6,459.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.56 : 23,986.66 = 4,306.48 : x
  2. Step 2: Convert to fraction form
    15,992.56/23,986.66 = 4,306.48/x
  3. Step 3: Cross multiply
    15,992.56x = 23,986.66 × 4,306.48
  4. Step 4: Simplify right side
    15,992.56x = 103,298,071.56
  5. Step 5: Solve for x
    x = 103,298,071.56/15,992.56
  6. Step 6: Final answer
    x = 6,459.13

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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.