Home / 27,266.88-37,615.67-15,936.86

Finding the Fourth Proportional to 27,266.88, 37,615.67 and 15,936.86

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Solution

The fourth proportional to 27,266.88, 37,615.67 and 15,936.86 is: 21,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,266.88 : 37,615.67 = 15,936.86 : x
  2. Step 2: Convert to fraction form
    27,266.88/37,615.67 = 15,936.86/x
  3. Step 3: Cross multiply
    27,266.88x = 37,615.67 × 15,936.86
  4. Step 4: Simplify right side
    27,266.88x = 599,475,572.56
  5. Step 5: Solve for x
    x = 599,475,572.56/27,266.88
  6. Step 6: Final answer
    x = 21,985.48

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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.