Home / 26,004.70-39,008.94-8,473.78

Finding the Fourth Proportional to 26,004.70, 39,008.94 and 8,473.78

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Solution

The fourth proportional to 26,004.70, 39,008.94 and 8,473.78 is: 12,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.70 : 39,008.94 = 8,473.78 : x
  2. Step 2: Convert to fraction form
    26,004.70/39,008.94 = 8,473.78/x
  3. Step 3: Cross multiply
    26,004.70x = 39,008.94 × 8,473.78
  4. Step 4: Simplify right side
    26,004.70x = 330,553,175.59
  5. Step 5: Solve for x
    x = 330,553,175.59/26,004.70
  6. Step 6: Final answer
    x = 12,711.29

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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.