Home / 14,185.44-19,575.56-7,897.68

Finding the Fourth Proportional to 14,185.44, 19,575.56 and 7,897.68

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Solution

The fourth proportional to 14,185.44, 19,575.56 and 7,897.68 is: 10,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.44 : 19,575.56 = 7,897.68 : x
  2. Step 2: Convert to fraction form
    14,185.44/19,575.56 = 7,897.68/x
  3. Step 3: Cross multiply
    14,185.44x = 19,575.56 × 7,897.68
  4. Step 4: Simplify right side
    14,185.44x = 154,601,508.70
  5. Step 5: Solve for x
    x = 154,601,508.70/14,185.44
  6. Step 6: Final answer
    x = 10,898.61

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1.5x scale

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.