Home / 27,209.52-40,794.84-11,618.64

Finding the Fourth Proportional to 27,209.52, 40,794.84 and 11,618.64

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Solution

The fourth proportional to 27,209.52, 40,794.84 and 11,618.64 is: 17,419.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,209.52 : 40,794.84 = 11,618.64 : x
  2. Step 2: Convert to fraction form
    27,209.52/40,794.84 = 11,618.64/x
  3. Step 3: Cross multiply
    27,209.52x = 40,794.84 × 11,618.64
  4. Step 4: Simplify right side
    27,209.52x = 473,980,559.82
  5. Step 5: Solve for x
    x = 473,980,559.82/27,209.52
  6. Step 6: Final answer
    x = 17,419.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.