Home / 12,358.08-18,536.94-4,045.14

Finding the Fourth Proportional to 12,358.08, 18,536.94 and 4,045.14

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Solution

The fourth proportional to 12,358.08, 18,536.94 and 4,045.14 is: 6,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358.08 : 18,536.94 = 4,045.14 : x
  2. Step 2: Convert to fraction form
    12,358.08/18,536.94 = 4,045.14/x
  3. Step 3: Cross multiply
    12,358.08x = 18,536.94 × 4,045.14
  4. Step 4: Simplify right side
    12,358.08x = 74,984,517.47
  5. Step 5: Solve for x
    x = 74,984,517.47/12,358.08
  6. Step 6: Final answer
    x = 6,067.65

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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.