Home / 18,532.20-27,812.91-6,848.76

Finding the Fourth Proportional to 18,532.20, 27,812.91 and 6,848.76

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Solution

The fourth proportional to 18,532.20, 27,812.91 and 6,848.76 is: 10,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.20 : 27,812.91 = 6,848.76 : x
  2. Step 2: Convert to fraction form
    18,532.20/27,812.91 = 6,848.76/x
  3. Step 3: Cross multiply
    18,532.20x = 27,812.91 × 6,848.76
  4. Step 4: Simplify right side
    18,532.20x = 190,483,945.49
  5. Step 5: Solve for x
    x = 190,483,945.49/18,532.20
  6. Step 6: Final answer
    x = 10,278.54

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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.