Home / 19,288.92-28,933.80-6,141.36

Finding the Fourth Proportional to 19,288.92, 28,933.80 and 6,141.36

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Solution

The fourth proportional to 19,288.92, 28,933.80 and 6,141.36 is: 9,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288.92 : 28,933.80 = 6,141.36 : x
  2. Step 2: Convert to fraction form
    19,288.92/28,933.80 = 6,141.36/x
  3. Step 3: Cross multiply
    19,288.92x = 28,933.80 × 6,141.36
  4. Step 4: Simplify right side
    19,288.92x = 177,692,881.97
  5. Step 5: Solve for x
    x = 177,692,881.97/19,288.92
  6. Step 6: Final answer
    x = 9,212.17

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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.