Home / 19,308.08-26,636.22-13,348.04

Finding the Fourth Proportional to 19,308.08, 26,636.22 and 13,348.04

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Solution

The fourth proportional to 19,308.08, 26,636.22 and 13,348.04 is: 18,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308.08 : 26,636.22 = 13,348.04 : x
  2. Step 2: Convert to fraction form
    19,308.08/26,636.22 = 13,348.04/x
  3. Step 3: Cross multiply
    19,308.08x = 26,636.22 × 13,348.04
  4. Step 4: Simplify right side
    19,308.08x = 355,541,330.01
  5. Step 5: Solve for x
    x = 355,541,330.01/19,308.08
  6. Step 6: Final answer
    x = 18,414.12

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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.