Home / 16,982.08-23,435.36-9,530.08

Finding the Fourth Proportional to 16,982.08, 23,435.36 and 9,530.08

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Solution

The fourth proportional to 16,982.08, 23,435.36 and 9,530.08 is: 13,151.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.08 : 23,435.36 = 9,530.08 : x
  2. Step 2: Convert to fraction form
    16,982.08/23,435.36 = 9,530.08/x
  3. Step 3: Cross multiply
    16,982.08x = 23,435.36 × 9,530.08
  4. Step 4: Simplify right side
    16,982.08x = 223,340,855.63
  5. Step 5: Solve for x
    x = 223,340,855.63/16,982.08
  6. Step 6: Final answer
    x = 13,151.56

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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.