Home / 11,585.31-17,228.93-11,216.26

Finding the Fourth Proportional to 11,585.31, 17,228.93 and 11,216.26

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Solution

The fourth proportional to 11,585.31, 17,228.93 and 11,216.26 is: 16,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.31 : 17,228.93 = 11,216.26 : x
  2. Step 2: Convert to fraction form
    11,585.31/17,228.93 = 11,216.26/x
  3. Step 3: Cross multiply
    11,585.31x = 17,228.93 × 11,216.26
  4. Step 4: Simplify right side
    11,585.31x = 193,244,072.26
  5. Step 5: Solve for x
    x = 193,244,072.26/11,585.31
  6. Step 6: Final answer
    x = 16,680.10

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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.