Home / 21,456.27-32,193.26-9,442.26

Finding the Fourth Proportional to 21,456.27, 32,193.26 and 9,442.26

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Solution

The fourth proportional to 21,456.27, 32,193.26 and 9,442.26 is: 14,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,456.27 : 32,193.26 = 9,442.26 : x
  2. Step 2: Convert to fraction form
    21,456.27/32,193.26 = 9,442.26/x
  3. Step 3: Cross multiply
    21,456.27x = 32,193.26 × 9,442.26
  4. Step 4: Simplify right side
    21,456.27x = 303,977,083.96
  5. Step 5: Solve for x
    x = 303,977,083.96/21,456.27
  6. Step 6: Final answer
    x = 14,167.28

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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.