Home / 17,579.28-24,258.68-9,621

Finding the Fourth Proportional to 17,579.28, 24,258.68 and 9,621

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Solution

The fourth proportional to 17,579.28, 24,258.68 and 9,621 is: 13,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.28 : 24,258.68 = 9,621 : x
  2. Step 2: Convert to fraction form
    17,579.28/24,258.68 = 9,621/x
  3. Step 3: Cross multiply
    17,579.28x = 24,258.68 × 9,621
  4. Step 4: Simplify right side
    17,579.28x = 233,392,760.28
  5. Step 5: Solve for x
    x = 233,392,760.28/17,579.28
  6. Step 6: Final answer
    x = 13,276.58

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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.