Home / 21,902.45-32,865.15-10,059.80

Finding the Fourth Proportional to 21,902.45, 32,865.15 and 10,059.80

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Solution

The fourth proportional to 21,902.45, 32,865.15 and 10,059.80 is: 15,094.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,902.45 : 32,865.15 = 10,059.80 : x
  2. Step 2: Convert to fraction form
    21,902.45/32,865.15 = 10,059.80/x
  3. Step 3: Cross multiply
    21,902.45x = 32,865.15 × 10,059.80
  4. Step 4: Simplify right side
    21,902.45x = 330,616,835.97
  5. Step 5: Solve for x
    x = 330,616,835.97/21,902.45
  6. Step 6: Final answer
    x = 15,094.97

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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.