Home / 27,000.07-40,491.30-12,767.14

Finding the Fourth Proportional to 27,000.07, 40,491.30 and 12,767.14

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Solution

The fourth proportional to 27,000.07, 40,491.30 and 12,767.14 is: 19,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,000.07 : 40,491.30 = 12,767.14 : x
  2. Step 2: Convert to fraction form
    27,000.07/40,491.30 = 12,767.14/x
  3. Step 3: Cross multiply
    27,000.07x = 40,491.30 × 12,767.14
  4. Step 4: Simplify right side
    27,000.07x = 516,957,829.59
  5. Step 5: Solve for x
    x = 516,957,829.59/27,000.07
  6. Step 6: Final answer
    x = 19,146.54

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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.