Home / 17,579.08-24,259.78-9,621.80

Finding the Fourth Proportional to 17,579.08, 24,259.78 and 9,621.80

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Solution

The fourth proportional to 17,579.08, 24,259.78 and 9,621.80 is: 13,278.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.08 : 24,259.78 = 9,621.80 : x
  2. Step 2: Convert to fraction form
    17,579.08/24,259.78 = 9,621.80/x
  3. Step 3: Cross multiply
    17,579.08x = 24,259.78 × 9,621.80
  4. Step 4: Simplify right side
    17,579.08x = 233,422,751.20
  5. Step 5: Solve for x
    x = 233,422,751.20/17,579.08
  6. Step 6: Final answer
    x = 13,278.44

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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.