Home / 27,038.24-37,321.68-15,860

Finding the Fourth Proportional to 27,038.24, 37,321.68 and 15,860

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Solution

The fourth proportional to 27,038.24, 37,321.68 and 15,860 is: 21,892.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.24 : 37,321.68 = 15,860 : x
  2. Step 2: Convert to fraction form
    27,038.24/37,321.68 = 15,860/x
  3. Step 3: Cross multiply
    27,038.24x = 37,321.68 × 15,860
  4. Step 4: Simplify right side
    27,038.24x = 591,921,844.80
  5. Step 5: Solve for x
    x = 591,921,844.80/27,038.24
  6. Step 6: Final answer
    x = 21,892.03

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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.