Home / 16,453.90-22,686.42-11,422.36

Finding the Fourth Proportional to 16,453.90, 22,686.42 and 11,422.36

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Solution

The fourth proportional to 16,453.90, 22,686.42 and 11,422.36 is: 15,749.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,453.90 : 22,686.42 = 11,422.36 : x
  2. Step 2: Convert to fraction form
    16,453.90/22,686.42 = 11,422.36/x
  3. Step 3: Cross multiply
    16,453.90x = 22,686.42 × 11,422.36
  4. Step 4: Simplify right side
    16,453.90x = 259,132,456.35
  5. Step 5: Solve for x
    x = 259,132,456.35/16,453.90
  6. Step 6: Final answer
    x = 15,749.00

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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.