Home / 18,818.38-25,973.41-11,266.39

Finding the Fourth Proportional to 18,818.38, 25,973.41 and 11,266.39

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Solution

The fourth proportional to 18,818.38, 25,973.41 and 11,266.39 is: 15,550.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,818.38 : 25,973.41 = 11,266.39 : x
  2. Step 2: Convert to fraction form
    18,818.38/25,973.41 = 11,266.39/x
  3. Step 3: Cross multiply
    18,818.38x = 25,973.41 × 11,266.39
  4. Step 4: Simplify right side
    18,818.38x = 292,626,566.69
  5. Step 5: Solve for x
    x = 292,626,566.69/18,818.38
  6. Step 6: Final answer
    x = 15,550.04

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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.