Home / 30,682.01-42,336.78-17,252.75

Finding the Fourth Proportional to 30,682.01, 42,336.78 and 17,252.75

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Solution

The fourth proportional to 30,682.01, 42,336.78 and 17,252.75 is: 23,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,682.01 : 42,336.78 = 17,252.75 : x
  2. Step 2: Convert to fraction form
    30,682.01/42,336.78 = 17,252.75/x
  3. Step 3: Cross multiply
    30,682.01x = 42,336.78 × 17,252.75
  4. Step 4: Simplify right side
    30,682.01x = 730,425,669.46
  5. Step 5: Solve for x
    x = 730,425,669.46/30,682.01
  6. Step 6: Final answer
    x = 23,806.32

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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.