Home / 22,120.74-30,556.49-17,675.69

Finding the Fourth Proportional to 22,120.74, 30,556.49 and 17,675.69

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Solution

The fourth proportional to 22,120.74, 30,556.49 and 17,675.69 is: 24,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.74 : 30,556.49 = 17,675.69 : x
  2. Step 2: Convert to fraction form
    22,120.74/30,556.49 = 17,675.69/x
  3. Step 3: Cross multiply
    22,120.74x = 30,556.49 × 17,675.69
  4. Step 4: Simplify right side
    22,120.74x = 540,106,803.57
  5. Step 5: Solve for x
    x = 540,106,803.57/22,120.74
  6. Step 6: Final answer
    x = 24,416.31

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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.