Home / 27,245.62-37,595.10-15,308.38

Finding the Fourth Proportional to 27,245.62, 37,595.10 and 15,308.38

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Solution

The fourth proportional to 27,245.62, 37,595.10 and 15,308.38 is: 21,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.62 : 37,595.10 = 15,308.38 : x
  2. Step 2: Convert to fraction form
    27,245.62/37,595.10 = 15,308.38/x
  3. Step 3: Cross multiply
    27,245.62x = 37,595.10 × 15,308.38
  4. Step 4: Simplify right side
    27,245.62x = 575,520,076.94
  5. Step 5: Solve for x
    x = 575,520,076.94/27,245.62
  6. Step 6: Final answer
    x = 21,123.40

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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.