Home / 19,262.36-28,890.44-6,111.74

Finding the Fourth Proportional to 19,262.36, 28,890.44 and 6,111.74

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Solution

The fourth proportional to 19,262.36, 28,890.44 and 6,111.74 is: 9,166.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262.36 : 28,890.44 = 6,111.74 : x
  2. Step 2: Convert to fraction form
    19,262.36/28,890.44 = 6,111.74/x
  3. Step 3: Cross multiply
    19,262.36x = 28,890.44 × 6,111.74
  4. Step 4: Simplify right side
    19,262.36x = 176,570,857.77
  5. Step 5: Solve for x
    x = 176,570,857.77/19,262.36
  6. Step 6: Final answer
    x = 9,166.63

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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.