Home / 16,798.72-25,169.28-11,859.52

Finding the Fourth Proportional to 16,798.72, 25,169.28 and 11,859.52

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Solution

The fourth proportional to 16,798.72, 25,169.28 and 11,859.52 is: 17,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.72 : 25,169.28 = 11,859.52 : x
  2. Step 2: Convert to fraction form
    16,798.72/25,169.28 = 11,859.52/x
  3. Step 3: Cross multiply
    16,798.72x = 25,169.28 × 11,859.52
  4. Step 4: Simplify right side
    16,798.72x = 298,495,579.55
  5. Step 5: Solve for x
    x = 298,495,579.55/16,798.72
  6. Step 6: Final answer
    x = 17,768.95

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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.