Home / 26,936.89-40,405.43-9,402.62

Finding the Fourth Proportional to 26,936.89, 40,405.43 and 9,402.62

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Solution

The fourth proportional to 26,936.89, 40,405.43 and 9,402.62 is: 14,103.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.89 : 40,405.43 = 9,402.62 : x
  2. Step 2: Convert to fraction form
    26,936.89/40,405.43 = 9,402.62/x
  3. Step 3: Cross multiply
    26,936.89x = 40,405.43 × 9,402.62
  4. Step 4: Simplify right side
    26,936.89x = 379,916,725.71
  5. Step 5: Solve for x
    x = 379,916,725.71/26,936.89
  6. Step 6: Final answer
    x = 14,103.96

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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.