Home / 27,110.17-37,411.50-15,786.37

Finding the Fourth Proportional to 27,110.17, 37,411.50 and 15,786.37

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Solution

The fourth proportional to 27,110.17, 37,411.50 and 15,786.37 is: 21,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.17 : 37,411.50 = 15,786.37 : x
  2. Step 2: Convert to fraction form
    27,110.17/37,411.50 = 15,786.37/x
  3. Step 3: Cross multiply
    27,110.17x = 37,411.50 × 15,786.37
  4. Step 4: Simplify right side
    27,110.17x = 590,591,781.26
  5. Step 5: Solve for x
    x = 590,591,781.26/27,110.17
  6. Step 6: Final answer
    x = 21,784.88

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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.