Home / 17,533.20-24,195.96-9,980.12

Finding the Fourth Proportional to 17,533.20, 24,195.96 and 9,980.12

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Solution

The fourth proportional to 17,533.20, 24,195.96 and 9,980.12 is: 13,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,533.20 : 24,195.96 = 9,980.12 : x
  2. Step 2: Convert to fraction form
    17,533.20/24,195.96 = 9,980.12/x
  3. Step 3: Cross multiply
    17,533.20x = 24,195.96 × 9,980.12
  4. Step 4: Simplify right side
    17,533.20x = 241,478,584.32
  5. Step 5: Solve for x
    x = 241,478,584.32/17,533.20
  6. Step 6: Final answer
    x = 13,772.65

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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.