Home / 19,613.23-27,065.59-11,228.11

Finding the Fourth Proportional to 19,613.23, 27,065.59 and 11,228.11

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Solution

The fourth proportional to 19,613.23, 27,065.59 and 11,228.11 is: 15,494.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.23 : 27,065.59 = 11,228.11 : x
  2. Step 2: Convert to fraction form
    19,613.23/27,065.59 = 11,228.11/x
  3. Step 3: Cross multiply
    19,613.23x = 27,065.59 × 11,228.11
  4. Step 4: Simplify right side
    19,613.23x = 303,895,421.73
  5. Step 5: Solve for x
    x = 303,895,421.73/19,613.23
  6. Step 6: Final answer
    x = 15,494.41

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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.