Home / 18,366.50-27,530.48-7,698.95

Finding the Fourth Proportional to 18,366.50, 27,530.48 and 7,698.95

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Solution

The fourth proportional to 18,366.50, 27,530.48 and 7,698.95 is: 11,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366.50 : 27,530.48 = 7,698.95 : x
  2. Step 2: Convert to fraction form
    18,366.50/27,530.48 = 7,698.95/x
  3. Step 3: Cross multiply
    18,366.50x = 27,530.48 × 7,698.95
  4. Step 4: Simplify right side
    18,366.50x = 211,955,773.83
  5. Step 5: Solve for x
    x = 211,955,773.83/18,366.50
  6. Step 6: Final answer
    x = 11,540.35

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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.