Home / 12,262.09-16,925.25-8,013.79

Finding the Fourth Proportional to 12,262.09, 16,925.25 and 8,013.79

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Solution

The fourth proportional to 12,262.09, 16,925.25 and 8,013.79 is: 11,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262.09 : 16,925.25 = 8,013.79 : x
  2. Step 2: Convert to fraction form
    12,262.09/16,925.25 = 8,013.79/x
  3. Step 3: Cross multiply
    12,262.09x = 16,925.25 × 8,013.79
  4. Step 4: Simplify right side
    12,262.09x = 135,635,399.20
  5. Step 5: Solve for x
    x = 135,635,399.20/12,262.09
  6. Step 6: Final answer
    x = 11,061.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.