Home / 13,627.94-18,882.27-13,332.69

Finding the Fourth Proportional to 13,627.94, 18,882.27 and 13,332.69

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Solution

The fourth proportional to 13,627.94, 18,882.27 and 13,332.69 is: 18,473.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627.94 : 18,882.27 = 13,332.69 : x
  2. Step 2: Convert to fraction form
    13,627.94/18,882.27 = 13,332.69/x
  3. Step 3: Cross multiply
    13,627.94x = 18,882.27 × 13,332.69
  4. Step 4: Simplify right side
    13,627.94x = 251,751,452.41
  5. Step 5: Solve for x
    x = 251,751,452.41/13,627.94
  6. Step 6: Final answer
    x = 18,473.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.