Home / 21,953.50-32,930.25-6,371.26

Finding the Fourth Proportional to 21,953.50, 32,930.25 and 6,371.26

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Solution

The fourth proportional to 21,953.50, 32,930.25 and 6,371.26 is: 9,556.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,953.50 : 32,930.25 = 6,371.26 : x
  2. Step 2: Convert to fraction form
    21,953.50/32,930.25 = 6,371.26/x
  3. Step 3: Cross multiply
    21,953.50x = 32,930.25 × 6,371.26
  4. Step 4: Simplify right side
    21,953.50x = 209,807,184.62
  5. Step 5: Solve for x
    x = 209,807,184.62/21,953.50
  6. Step 6: Final answer
    x = 9,556.89

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1.5x scale

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.