Home / 27,381.13-37,785.88-14,805.88

Finding the Fourth Proportional to 27,381.13, 37,785.88 and 14,805.88

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Solution

The fourth proportional to 27,381.13, 37,785.88 and 14,805.88 is: 20,432.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,381.13 : 37,785.88 = 14,805.88 : x
  2. Step 2: Convert to fraction form
    27,381.13/37,785.88 = 14,805.88/x
  3. Step 3: Cross multiply
    27,381.13x = 37,785.88 × 14,805.88
  4. Step 4: Simplify right side
    27,381.13x = 559,453,204.97
  5. Step 5: Solve for x
    x = 559,453,204.97/27,381.13
  6. Step 6: Final answer
    x = 20,432.07

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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.