Home / 27,848.04-41,767.95-8,121.30

Finding the Fourth Proportional to 27,848.04, 41,767.95 and 8,121.30

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Solution

The fourth proportional to 27,848.04, 41,767.95 and 8,121.30 is: 12,180.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,848.04 : 41,767.95 = 8,121.30 : x
  2. Step 2: Convert to fraction form
    27,848.04/41,767.95 = 8,121.30/x
  3. Step 3: Cross multiply
    27,848.04x = 41,767.95 × 8,121.30
  4. Step 4: Simplify right side
    27,848.04x = 339,210,052.34
  5. Step 5: Solve for x
    x = 339,210,052.34/27,848.04
  6. Step 6: Final answer
    x = 12,180.75

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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.