Home / 19,613.19-27,065.33-11,114.82

Finding the Fourth Proportional to 19,613.19, 27,065.33 and 11,114.82

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Solution

The fourth proportional to 19,613.19, 27,065.33 and 11,114.82 is: 15,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.19 : 27,065.33 = 11,114.82 : x
  2. Step 2: Convert to fraction form
    19,613.19/27,065.33 = 11,114.82/x
  3. Step 3: Cross multiply
    19,613.19x = 27,065.33 × 11,114.82
  4. Step 4: Simplify right side
    19,613.19x = 300,826,135.86
  5. Step 5: Solve for x
    x = 300,826,135.86/19,613.19
  6. Step 6: Final answer
    x = 15,337.95

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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.