Home / 18,464.12-25,483.41-11,742.74

Finding the Fourth Proportional to 18,464.12, 25,483.41 and 11,742.74

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Solution

The fourth proportional to 18,464.12, 25,483.41 and 11,742.74 is: 16,206.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.12 : 25,483.41 = 11,742.74 : x
  2. Step 2: Convert to fraction form
    18,464.12/25,483.41 = 11,742.74/x
  3. Step 3: Cross multiply
    18,464.12x = 25,483.41 × 11,742.74
  4. Step 4: Simplify right side
    18,464.12x = 299,245,057.94
  5. Step 5: Solve for x
    x = 299,245,057.94/18,464.12
  6. Step 6: Final answer
    x = 16,206.84

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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.