Home / 27,253.34-37,610.56-15,316.44

Finding the Fourth Proportional to 27,253.34, 37,610.56 and 15,316.44

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Solution

The fourth proportional to 27,253.34, 37,610.56 and 15,316.44 is: 21,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,253.34 : 37,610.56 = 15,316.44 : x
  2. Step 2: Convert to fraction form
    27,253.34/37,610.56 = 15,316.44/x
  3. Step 3: Cross multiply
    27,253.34x = 37,610.56 × 15,316.44
  4. Step 4: Simplify right side
    27,253.34x = 576,059,885.61
  5. Step 5: Solve for x
    x = 576,059,885.61/27,253.34
  6. Step 6: Final answer
    x = 21,137.22

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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.