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Finding the Fourth Proportional to 26,013.70, 39,016.59 and 8,483.50

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Solution

The fourth proportional to 26,013.70, 39,016.59 and 8,483.50 is: 12,723.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,013.70 : 39,016.59 = 8,483.50 : x
  2. Step 2: Convert to fraction form
    26,013.70/39,016.59 = 8,483.50/x
  3. Step 3: Cross multiply
    26,013.70x = 39,016.59 × 8,483.50
  4. Step 4: Simplify right side
    26,013.70x = 330,997,241.27
  5. Step 5: Solve for x
    x = 330,997,241.27/26,013.70
  6. Step 6: Final answer
    x = 12,723.96

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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.