Home / 16,845.74-25,275.15-6,982.50

Finding the Fourth Proportional to 16,845.74, 25,275.15 and 6,982.50

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Solution

The fourth proportional to 16,845.74, 25,275.15 and 6,982.50 is: 10,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.74 : 25,275.15 = 6,982.50 : x
  2. Step 2: Convert to fraction form
    16,845.74/25,275.15 = 6,982.50/x
  3. Step 3: Cross multiply
    16,845.74x = 25,275.15 × 6,982.50
  4. Step 4: Simplify right side
    16,845.74x = 176,483,734.88
  5. Step 5: Solve for x
    x = 176,483,734.88/16,845.74
  6. Step 6: Final answer
    x = 10,476.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.