Home / 30,171.29-41,638.34-17,425.00

Finding the Fourth Proportional to 30,171.29, 41,638.34 and 17,425.00

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Solution

The fourth proportional to 30,171.29, 41,638.34 and 17,425.00 is: 24,047.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,171.29 : 41,638.34 = 17,425.00 : x
  2. Step 2: Convert to fraction form
    30,171.29/41,638.34 = 17,425.00/x
  3. Step 3: Cross multiply
    30,171.29x = 41,638.34 × 17,425.00
  4. Step 4: Simplify right side
    30,171.29x = 725,548,013.97
  5. Step 5: Solve for x
    x = 725,548,013.97/30,171.29
  6. Step 6: Final answer
    x = 24,047.63

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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.