Home / 21,597.74-32,399.88-11,073.80

Finding the Fourth Proportional to 21,597.74, 32,399.88 and 11,073.80

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Solution

The fourth proportional to 21,597.74, 32,399.88 and 11,073.80 is: 16,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,597.74 : 32,399.88 = 11,073.80 : x
  2. Step 2: Convert to fraction form
    21,597.74/32,399.88 = 11,073.80/x
  3. Step 3: Cross multiply
    21,597.74x = 32,399.88 × 11,073.80
  4. Step 4: Simplify right side
    21,597.74x = 358,789,791.14
  5. Step 5: Solve for x
    x = 358,789,791.14/21,597.74
  6. Step 6: Final answer
    x = 16,612.38

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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.