Home / 19,234.36-28,853.84-18,184.60

Finding the Fourth Proportional to 19,234.36, 28,853.84 and 18,184.60

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Solution

The fourth proportional to 19,234.36, 28,853.84 and 18,184.60 is: 27,279.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234.36 : 28,853.84 = 18,184.60 : x
  2. Step 2: Convert to fraction form
    19,234.36/28,853.84 = 18,184.60/x
  3. Step 3: Cross multiply
    19,234.36x = 28,853.84 × 18,184.60
  4. Step 4: Simplify right side
    19,234.36x = 524,695,620.39
  5. Step 5: Solve for x
    x = 524,695,620.39/19,234.36
  6. Step 6: Final answer
    x = 27,279.08

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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.