Home / 18,407.82-27,616.21-5,929.03

Finding the Fourth Proportional to 18,407.82, 27,616.21 and 5,929.03

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Solution

The fourth proportional to 18,407.82, 27,616.21 and 5,929.03 is: 8,894.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407.82 : 27,616.21 = 5,929.03 : x
  2. Step 2: Convert to fraction form
    18,407.82/27,616.21 = 5,929.03/x
  3. Step 3: Cross multiply
    18,407.82x = 27,616.21 × 5,929.03
  4. Step 4: Simplify right side
    18,407.82x = 163,737,357.27
  5. Step 5: Solve for x
    x = 163,737,357.27/18,407.82
  6. Step 6: Final answer
    x = 8,894.99

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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.