Home / 13,393.82-20,097.57-5,502.39

Finding the Fourth Proportional to 13,393.82, 20,097.57 and 5,502.39

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Solution

The fourth proportional to 13,393.82, 20,097.57 and 5,502.39 is: 8,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393.82 : 20,097.57 = 5,502.39 : x
  2. Step 2: Convert to fraction form
    13,393.82/20,097.57 = 5,502.39/x
  3. Step 3: Cross multiply
    13,393.82x = 20,097.57 × 5,502.39
  4. Step 4: Simplify right side
    13,393.82x = 110,584,668.19
  5. Step 5: Solve for x
    x = 110,584,668.19/13,393.82
  6. Step 6: Final answer
    x = 8,256.40

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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.