Home / 21,584.96-32,368.92-10,488.37

Finding the Fourth Proportional to 21,584.96, 32,368.92 and 10,488.37

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Solution

The fourth proportional to 21,584.96, 32,368.92 and 10,488.37 is: 15,728.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584.96 : 32,368.92 = 10,488.37 : x
  2. Step 2: Convert to fraction form
    21,584.96/32,368.92 = 10,488.37/x
  3. Step 3: Cross multiply
    21,584.96x = 32,368.92 × 10,488.37
  4. Step 4: Simplify right side
    21,584.96x = 339,497,047.62
  5. Step 5: Solve for x
    x = 339,497,047.62/21,584.96
  6. Step 6: Final answer
    x = 15,728.41

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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.