Home / 26,491.74-39,735.16-8,961.72

Finding the Fourth Proportional to 26,491.74, 39,735.16 and 8,961.72

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Solution

The fourth proportional to 26,491.74, 39,735.16 and 8,961.72 is: 13,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,491.74 : 39,735.16 = 8,961.72 : x
  2. Step 2: Convert to fraction form
    26,491.74/39,735.16 = 8,961.72/x
  3. Step 3: Cross multiply
    26,491.74x = 39,735.16 × 8,961.72
  4. Step 4: Simplify right side
    26,491.74x = 356,095,378.08
  5. Step 5: Solve for x
    x = 356,095,378.08/26,491.74
  6. Step 6: Final answer
    x = 13,441.75

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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.