Home / 17,996.78-24,835.38-9,930.50

Finding the Fourth Proportional to 17,996.78, 24,835.38 and 9,930.50

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Solution

The fourth proportional to 17,996.78, 24,835.38 and 9,930.50 is: 13,704.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.78 : 24,835.38 = 9,930.50 : x
  2. Step 2: Convert to fraction form
    17,996.78/24,835.38 = 9,930.50/x
  3. Step 3: Cross multiply
    17,996.78x = 24,835.38 × 9,930.50
  4. Step 4: Simplify right side
    17,996.78x = 246,627,803.18
  5. Step 5: Solve for x
    x = 246,627,803.18/17,996.78
  6. Step 6: Final answer
    x = 13,704.00

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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.