Home / 27,754.16-41,644.90-12,960.93

Finding the Fourth Proportional to 27,754.16, 41,644.90 and 12,960.93

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Solution

The fourth proportional to 27,754.16, 41,644.90 and 12,960.93 is: 19,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,754.16 : 41,644.90 = 12,960.93 : x
  2. Step 2: Convert to fraction form
    27,754.16/41,644.90 = 12,960.93/x
  3. Step 3: Cross multiply
    27,754.16x = 41,644.90 × 12,960.93
  4. Step 4: Simplify right side
    27,754.16x = 539,756,425.53
  5. Step 5: Solve for x
    x = 539,756,425.53/27,754.16
  6. Step 6: Final answer
    x = 19,447.77

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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.