Home / 12,460.02-18,609.27-11,287.68

Finding the Fourth Proportional to 12,460.02, 18,609.27 and 11,287.68

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Solution

The fourth proportional to 12,460.02, 18,609.27 and 11,287.68 is: 16,858.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460.02 : 18,609.27 = 11,287.68 : x
  2. Step 2: Convert to fraction form
    12,460.02/18,609.27 = 11,287.68/x
  3. Step 3: Cross multiply
    12,460.02x = 18,609.27 × 11,287.68
  4. Step 4: Simplify right side
    12,460.02x = 210,055,513.01
  5. Step 5: Solve for x
    x = 210,055,513.01/12,460.02
  6. Step 6: Final answer
    x = 16,858.36

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.