Home / 13,249.43-18,283.35-7,584.22

Finding the Fourth Proportional to 13,249.43, 18,283.35 and 7,584.22

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Solution

The fourth proportional to 13,249.43, 18,283.35 and 7,584.22 is: 10,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249.43 : 18,283.35 = 7,584.22 : x
  2. Step 2: Convert to fraction form
    13,249.43/18,283.35 = 7,584.22/x
  3. Step 3: Cross multiply
    13,249.43x = 18,283.35 × 7,584.22
  4. Step 4: Simplify right side
    13,249.43x = 138,664,948.74
  5. Step 5: Solve for x
    x = 138,664,948.74/13,249.43
  6. Step 6: Final answer
    x = 10,465.73

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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.