Home / 27,375.20-37,777.95-17,308.18

Finding the Fourth Proportional to 27,375.20, 37,777.95 and 17,308.18

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Solution

The fourth proportional to 27,375.20, 37,777.95 and 17,308.18 is: 23,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.20 : 37,777.95 = 17,308.18 : x
  2. Step 2: Convert to fraction form
    27,375.20/37,777.95 = 17,308.18/x
  3. Step 3: Cross multiply
    27,375.20x = 37,777.95 × 17,308.18
  4. Step 4: Simplify right side
    27,375.20x = 653,867,558.63
  5. Step 5: Solve for x
    x = 653,867,558.63/27,375.20
  6. Step 6: Final answer
    x = 23,885.40

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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.