Home / 21,606.35-32,409.32-11,743.38

Finding the Fourth Proportional to 21,606.35, 32,409.32 and 11,743.38

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Solution

The fourth proportional to 21,606.35, 32,409.32 and 11,743.38 is: 17,614.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,606.35 : 32,409.32 = 11,743.38 : x
  2. Step 2: Convert to fraction form
    21,606.35/32,409.32 = 11,743.38/x
  3. Step 3: Cross multiply
    21,606.35x = 32,409.32 × 11,743.38
  4. Step 4: Simplify right side
    21,606.35x = 380,594,901.58
  5. Step 5: Solve for x
    x = 380,594,901.58/21,606.35
  6. Step 6: Final answer
    x = 17,614.96

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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.