Home / 21,912.07-32,898.52-11,246.01

Finding the Fourth Proportional to 21,912.07, 32,898.52 and 11,246.01

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Solution

The fourth proportional to 21,912.07, 32,898.52 and 11,246.01 is: 16,884.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,912.07 : 32,898.52 = 11,246.01 : x
  2. Step 2: Convert to fraction form
    21,912.07/32,898.52 = 11,246.01/x
  3. Step 3: Cross multiply
    21,912.07x = 32,898.52 × 11,246.01
  4. Step 4: Simplify right side
    21,912.07x = 369,976,975.59
  5. Step 5: Solve for x
    x = 369,976,975.59/21,912.07
  6. Step 6: Final answer
    x = 16,884.62

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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.