Home / 12,227.29-16,835.88-9,549.33

Finding the Fourth Proportional to 12,227.29, 16,835.88 and 9,549.33

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Solution

The fourth proportional to 12,227.29, 16,835.88 and 9,549.33 is: 13,148.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.29 : 16,835.88 = 9,549.33 : x
  2. Step 2: Convert to fraction form
    12,227.29/16,835.88 = 9,549.33/x
  3. Step 3: Cross multiply
    12,227.29x = 16,835.88 × 9,549.33
  4. Step 4: Simplify right side
    12,227.29x = 160,771,427.73
  5. Step 5: Solve for x
    x = 160,771,427.73/12,227.29
  6. Step 6: Final answer
    x = 13,148.57

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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.