Home / 14,308.37-19,743.95-8,020.61

Finding the Fourth Proportional to 14,308.37, 19,743.95 and 8,020.61

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Solution

The fourth proportional to 14,308.37, 19,743.95 and 8,020.61 is: 11,067.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.37 : 19,743.95 = 8,020.61 : x
  2. Step 2: Convert to fraction form
    14,308.37/19,743.95 = 8,020.61/x
  3. Step 3: Cross multiply
    14,308.37x = 19,743.95 × 8,020.61
  4. Step 4: Simplify right side
    14,308.37x = 158,358,522.81
  5. Step 5: Solve for x
    x = 158,358,522.81/14,308.37
  6. Step 6: Final answer
    x = 11,067.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.