Home / 26,861.60-37,072.40-16,251.20

Finding the Fourth Proportional to 26,861.60, 37,072.40 and 16,251.20

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Solution

The fourth proportional to 26,861.60, 37,072.40 and 16,251.20 is: 22,428.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,861.60 : 37,072.40 = 16,251.20 : x
  2. Step 2: Convert to fraction form
    26,861.60/37,072.40 = 16,251.20/x
  3. Step 3: Cross multiply
    26,861.60x = 37,072.40 × 16,251.20
  4. Step 4: Simplify right side
    26,861.60x = 602,470,986.88
  5. Step 5: Solve for x
    x = 602,470,986.88/26,861.60
  6. Step 6: Final answer
    x = 22,428.71

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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.