Home / 16,215.20-24,322.73-3,903.20

Finding the Fourth Proportional to 16,215.20, 24,322.73 and 3,903.20

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Solution

The fourth proportional to 16,215.20, 24,322.73 and 3,903.20 is: 5,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215.20 : 24,322.73 = 3,903.20 : x
  2. Step 2: Convert to fraction form
    16,215.20/24,322.73 = 3,903.20/x
  3. Step 3: Cross multiply
    16,215.20x = 24,322.73 × 3,903.20
  4. Step 4: Simplify right side
    16,215.20x = 94,936,479.74
  5. Step 5: Solve for x
    x = 94,936,479.74/16,215.20
  6. Step 6: Final answer
    x = 5,854.78

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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.