Home / 27,468.56-37,897.68-15,530.72

Finding the Fourth Proportional to 27,468.56, 37,897.68 and 15,530.72

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Solution

The fourth proportional to 27,468.56, 37,897.68 and 15,530.72 is: 21,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,468.56 : 37,897.68 = 15,530.72 : x
  2. Step 2: Convert to fraction form
    27,468.56/37,897.68 = 15,530.72/x
  3. Step 3: Cross multiply
    27,468.56x = 37,897.68 × 15,530.72
  4. Step 4: Simplify right side
    27,468.56x = 588,578,256.73
  5. Step 5: Solve for x
    x = 588,578,256.73/27,468.56
  6. Step 6: Final answer
    x = 21,427.34

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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.