Home / 28,519.36-39,346.97-17,184.58

Finding the Fourth Proportional to 28,519.36, 39,346.97 and 17,184.58

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Solution

The fourth proportional to 28,519.36, 39,346.97 and 17,184.58 is: 23,708.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,519.36 : 39,346.97 = 17,184.58 : x
  2. Step 2: Convert to fraction form
    28,519.36/39,346.97 = 17,184.58/x
  3. Step 3: Cross multiply
    28,519.36x = 39,346.97 × 17,184.58
  4. Step 4: Simplify right side
    28,519.36x = 676,160,969.43
  5. Step 5: Solve for x
    x = 676,160,969.43/28,519.36
  6. Step 6: Final answer
    x = 23,708.84

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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.