Home / 11,731.06-16,196.39-10,469.95

Finding the Fourth Proportional to 11,731.06, 16,196.39 and 10,469.95

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Solution

The fourth proportional to 11,731.06, 16,196.39 and 10,469.95 is: 14,455.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731.06 : 16,196.39 = 10,469.95 : x
  2. Step 2: Convert to fraction form
    11,731.06/16,196.39 = 10,469.95/x
  3. Step 3: Cross multiply
    11,731.06x = 16,196.39 × 10,469.95
  4. Step 4: Simplify right side
    11,731.06x = 169,575,393.48
  5. Step 5: Solve for x
    x = 169,575,393.48/11,731.06
  6. Step 6: Final answer
    x = 14,455.25

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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.