Home / 11,580.26-17,268.71-11,475.02

Finding the Fourth Proportional to 11,580.26, 17,268.71 and 11,475.02

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Solution

The fourth proportional to 11,580.26, 17,268.71 and 11,475.02 is: 17,111.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.26 : 17,268.71 = 11,475.02 : x
  2. Step 2: Convert to fraction form
    11,580.26/17,268.71 = 11,475.02/x
  3. Step 3: Cross multiply
    11,580.26x = 17,268.71 × 11,475.02
  4. Step 4: Simplify right side
    11,580.26x = 198,158,778.42
  5. Step 5: Solve for x
    x = 198,158,778.42/11,580.26
  6. Step 6: Final answer
    x = 17,111.78

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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.