Home / 18,392.89-27,586.68-5,911.29

Finding the Fourth Proportional to 18,392.89, 27,586.68 and 5,911.29

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Solution

The fourth proportional to 18,392.89, 27,586.68 and 5,911.29 is: 8,866.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392.89 : 27,586.68 = 5,911.29 : x
  2. Step 2: Convert to fraction form
    18,392.89/27,586.68 = 5,911.29/x
  3. Step 3: Cross multiply
    18,392.89x = 27,586.68 × 5,911.29
  4. Step 4: Simplify right side
    18,392.89x = 163,072,865.62
  5. Step 5: Solve for x
    x = 163,072,865.62/18,392.89
  6. Step 6: Final answer
    x = 8,866.08

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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.