Home / 27,389.11-37,796.97-14,813.86

Finding the Fourth Proportional to 27,389.11, 37,796.97 and 14,813.86

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Solution

The fourth proportional to 27,389.11, 37,796.97 and 14,813.86 is: 20,443.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.11 : 37,796.97 = 14,813.86 : x
  2. Step 2: Convert to fraction form
    27,389.11/37,796.97 = 14,813.86/x
  3. Step 3: Cross multiply
    27,389.11x = 37,796.97 × 14,813.86
  4. Step 4: Simplify right side
    27,389.11x = 559,919,053.93
  5. Step 5: Solve for x
    x = 559,919,053.93/27,389.11
  6. Step 6: Final answer
    x = 20,443.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.