Home / 19,165.56-26,452.40-11,209.74

Finding the Fourth Proportional to 19,165.56, 26,452.40 and 11,209.74

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Solution

The fourth proportional to 19,165.56, 26,452.40 and 11,209.74 is: 15,471.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,165.56 : 26,452.40 = 11,209.74 : x
  2. Step 2: Convert to fraction form
    19,165.56/26,452.40 = 11,209.74/x
  3. Step 3: Cross multiply
    19,165.56x = 26,452.40 × 11,209.74
  4. Step 4: Simplify right side
    19,165.56x = 296,524,338.07
  5. Step 5: Solve for x
    x = 296,524,338.07/19,165.56
  6. Step 6: Final answer
    x = 15,471.73

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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.