Home / 22,010.40-30,339.36-17,286.48

Finding the Fourth Proportional to 22,010.40, 30,339.36 and 17,286.48

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Solution

The fourth proportional to 22,010.40, 30,339.36 and 17,286.48 is: 23,827.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.40 : 30,339.36 = 17,286.48 : x
  2. Step 2: Convert to fraction form
    22,010.40/30,339.36 = 17,286.48/x
  3. Step 3: Cross multiply
    22,010.40x = 30,339.36 × 17,286.48
  4. Step 4: Simplify right side
    22,010.40x = 524,460,739.85
  5. Step 5: Solve for x
    x = 524,460,739.85/22,010.40
  6. Step 6: Final answer
    x = 23,827.86

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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.