Home / 27,549.16-41,300.74-12,768.68

Finding the Fourth Proportional to 27,549.16, 41,300.74 and 12,768.68

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Solution

The fourth proportional to 27,549.16, 41,300.74 and 12,768.68 is: 19,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,549.16 : 41,300.74 = 12,768.68 : x
  2. Step 2: Convert to fraction form
    27,549.16/41,300.74 = 12,768.68/x
  3. Step 3: Cross multiply
    27,549.16x = 41,300.74 × 12,768.68
  4. Step 4: Simplify right side
    27,549.16x = 527,355,932.82
  5. Step 5: Solve for x
    x = 527,355,932.82/27,549.16
  6. Step 6: Final answer
    x = 19,142.36

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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.