Home / 27,845.60-41,780.40-16,168.80

Finding the Fourth Proportional to 27,845.60, 41,780.40 and 16,168.80

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Solution

The fourth proportional to 27,845.60, 41,780.40 and 16,168.80 is: 24,260.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,845.60 : 41,780.40 = 16,168.80 : x
  2. Step 2: Convert to fraction form
    27,845.60/41,780.40 = 16,168.80/x
  3. Step 3: Cross multiply
    27,845.60x = 41,780.40 × 16,168.80
  4. Step 4: Simplify right side
    27,845.60x = 675,538,931.52
  5. Step 5: Solve for x
    x = 675,538,931.52/27,845.60
  6. Step 6: Final answer
    x = 24,260.17

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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.