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Finding the Fourth Proportional to 26,624.57, 39,936.62 and 7,903.04

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Solution

The fourth proportional to 26,624.57, 39,936.62 and 7,903.04 is: 11,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,624.57 : 39,936.62 = 7,903.04 : x
  2. Step 2: Convert to fraction form
    26,624.57/39,936.62 = 7,903.04/x
  3. Step 3: Cross multiply
    26,624.57x = 39,936.62 × 7,903.04
  4. Step 4: Simplify right side
    26,624.57x = 315,620,824.92
  5. Step 5: Solve for x
    x = 315,620,824.92/26,624.57
  6. Step 6: Final answer
    x = 11,854.49

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Half scale
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Double scale
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Similar ratio
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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.