Home / 18,216.28-27,335.74-16,463.40

Finding the Fourth Proportional to 18,216.28, 27,335.74 and 16,463.40

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Solution

The fourth proportional to 18,216.28, 27,335.74 and 16,463.40 is: 24,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216.28 : 27,335.74 = 16,463.40 : x
  2. Step 2: Convert to fraction form
    18,216.28/27,335.74 = 16,463.40/x
  3. Step 3: Cross multiply
    18,216.28x = 27,335.74 × 16,463.40
  4. Step 4: Simplify right side
    18,216.28x = 450,039,221.92
  5. Step 5: Solve for x
    x = 450,039,221.92/18,216.28
  6. Step 6: Final answer
    x = 24,705.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.