Home / 15,610.26-21,542.24-10,021.26

Finding the Fourth Proportional to 15,610.26, 21,542.24 and 10,021.26

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Solution

The fourth proportional to 15,610.26, 21,542.24 and 10,021.26 is: 13,829.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,610.26 : 21,542.24 = 10,021.26 : x
  2. Step 2: Convert to fraction form
    15,610.26/21,542.24 = 10,021.26/x
  3. Step 3: Cross multiply
    15,610.26x = 21,542.24 × 10,021.26
  4. Step 4: Simplify right side
    15,610.26x = 215,880,388.02
  5. Step 5: Solve for x
    x = 215,880,388.02/15,610.26
  6. Step 6: Final answer
    x = 13,829.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.