Home / 26,956.60-40,434.90-9,424.60

Finding the Fourth Proportional to 26,956.60, 40,434.90 and 9,424.60

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Solution

The fourth proportional to 26,956.60, 40,434.90 and 9,424.60 is: 14,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,956.60 : 40,434.90 = 9,424.60 : x
  2. Step 2: Convert to fraction form
    26,956.60/40,434.90 = 9,424.60/x
  3. Step 3: Cross multiply
    26,956.60x = 40,434.90 × 9,424.60
  4. Step 4: Simplify right side
    26,956.60x = 381,082,758.54
  5. Step 5: Solve for x
    x = 381,082,758.54/26,956.60
  6. Step 6: Final answer
    x = 14,136.90

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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.