Home / 12,228.06-16,858.98-12,062.82

Finding the Fourth Proportional to 12,228.06, 16,858.98 and 12,062.82

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Solution

The fourth proportional to 12,228.06, 16,858.98 and 12,062.82 is: 16,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228.06 : 16,858.98 = 12,062.82 : x
  2. Step 2: Convert to fraction form
    12,228.06/16,858.98 = 12,062.82/x
  3. Step 3: Cross multiply
    12,228.06x = 16,858.98 × 12,062.82
  4. Step 4: Simplify right side
    12,228.06x = 203,366,841.12
  5. Step 5: Solve for x
    x = 203,366,841.12/12,228.06
  6. Step 6: Final answer
    x = 16,631.16

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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.