Home / 12,224.26-16,869.47-6,918.98

Finding the Fourth Proportional to 12,224.26, 16,869.47 and 6,918.98

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Solution

The fourth proportional to 12,224.26, 16,869.47 and 6,918.98 is: 9,548.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.26 : 16,869.47 = 6,918.98 : x
  2. Step 2: Convert to fraction form
    12,224.26/16,869.47 = 6,918.98/x
  3. Step 3: Cross multiply
    12,224.26x = 16,869.47 × 6,918.98
  4. Step 4: Simplify right side
    12,224.26x = 116,719,525.54
  5. Step 5: Solve for x
    x = 116,719,525.54/12,224.26
  6. Step 6: Final answer
    x = 9,548.19

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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.