Home / 16,730.76-23,087.64-9,659.44

Finding the Fourth Proportional to 16,730.76, 23,087.64 and 9,659.44

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Solution

The fourth proportional to 16,730.76, 23,087.64 and 9,659.44 is: 13,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.76 : 23,087.64 = 9,659.44 : x
  2. Step 2: Convert to fraction form
    16,730.76/23,087.64 = 9,659.44/x
  3. Step 3: Cross multiply
    16,730.76x = 23,087.64 × 9,659.44
  4. Step 4: Simplify right side
    16,730.76x = 223,013,673.32
  5. Step 5: Solve for x
    x = 223,013,673.32/16,730.76
  6. Step 6: Final answer
    x = 13,329.56

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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.