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Finding the Fourth Proportional to 26,039.34, 39,059.07 and 9,411.12

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Solution

The fourth proportional to 26,039.34, 39,059.07 and 9,411.12 is: 14,116.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,039.34 : 39,059.07 = 9,411.12 : x
  2. Step 2: Convert to fraction form
    26,039.34/39,059.07 = 9,411.12/x
  3. Step 3: Cross multiply
    26,039.34x = 39,059.07 × 9,411.12
  4. Step 4: Simplify right side
    26,039.34x = 367,589,399.56
  5. Step 5: Solve for x
    x = 367,589,399.56/26,039.34
  6. Step 6: Final answer
    x = 14,116.69

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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.