Home / 15,788.49-23,682.27-4,695.21

Finding the Fourth Proportional to 15,788.49, 23,682.27 and 4,695.21

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Solution

The fourth proportional to 15,788.49, 23,682.27 and 4,695.21 is: 7,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788.49 : 23,682.27 = 4,695.21 : x
  2. Step 2: Convert to fraction form
    15,788.49/23,682.27 = 4,695.21/x
  3. Step 3: Cross multiply
    15,788.49x = 23,682.27 × 4,695.21
  4. Step 4: Simplify right side
    15,788.49x = 111,193,230.93
  5. Step 5: Solve for x
    x = 111,193,230.93/15,788.49
  6. Step 6: Final answer
    x = 7,042.68

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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.