Home / 11,342.12-16,936.74-9,266.22

Finding the Fourth Proportional to 11,342.12, 16,936.74 and 9,266.22

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Solution

The fourth proportional to 11,342.12, 16,936.74 and 9,266.22 is: 13,836.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.12 : 16,936.74 = 9,266.22 : x
  2. Step 2: Convert to fraction form
    11,342.12/16,936.74 = 9,266.22/x
  3. Step 3: Cross multiply
    11,342.12x = 16,936.74 × 9,266.22
  4. Step 4: Simplify right side
    11,342.12x = 156,939,558.92
  5. Step 5: Solve for x
    x = 156,939,558.92/11,342.12
  6. Step 6: Final answer
    x = 13,836.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.