Home / 27,558.40-41,337.60-17,716.90

Finding the Fourth Proportional to 27,558.40, 41,337.60 and 17,716.90

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Solution

The fourth proportional to 27,558.40, 41,337.60 and 17,716.90 is: 26,575.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.40 : 41,337.60 = 17,716.90 : x
  2. Step 2: Convert to fraction form
    27,558.40/41,337.60 = 17,716.90/x
  3. Step 3: Cross multiply
    27,558.40x = 41,337.60 × 17,716.90
  4. Step 4: Simplify right side
    27,558.40x = 732,374,125.44
  5. Step 5: Solve for x
    x = 732,374,125.44/27,558.40
  6. Step 6: Final answer
    x = 26,575.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.