Home / 21,458.83-32,194.54-9,609.97

Finding the Fourth Proportional to 21,458.83, 32,194.54 and 9,609.97

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Solution

The fourth proportional to 21,458.83, 32,194.54 and 9,609.97 is: 14,417.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,458.83 : 32,194.54 = 9,609.97 : x
  2. Step 2: Convert to fraction form
    21,458.83/32,194.54 = 9,609.97/x
  3. Step 3: Cross multiply
    21,458.83x = 32,194.54 × 9,609.97
  4. Step 4: Simplify right side
    21,458.83x = 309,388,402.59
  5. Step 5: Solve for x
    x = 309,388,402.59/21,458.83
  6. Step 6: Final answer
    x = 14,417.77

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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.