Home / 20,020.84-27,630.74-17,197.52

Finding the Fourth Proportional to 20,020.84, 27,630.74 and 17,197.52

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Solution

The fourth proportional to 20,020.84, 27,630.74 and 17,197.52 is: 23,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020.84 : 27,630.74 = 17,197.52 : x
  2. Step 2: Convert to fraction form
    20,020.84/27,630.74 = 17,197.52/x
  3. Step 3: Cross multiply
    20,020.84x = 27,630.74 × 17,197.52
  4. Step 4: Simplify right side
    20,020.84x = 475,180,203.76
  5. Step 5: Solve for x
    x = 475,180,203.76/20,020.84
  6. Step 6: Final answer
    x = 23,734.28

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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.