Home / 11,122.85-16,684.31-9,032.93

Finding the Fourth Proportional to 11,122.85, 16,684.31 and 9,032.93

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Solution

The fourth proportional to 11,122.85, 16,684.31 and 9,032.93 is: 13,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.85 : 16,684.31 = 9,032.93 : x
  2. Step 2: Convert to fraction form
    11,122.85/16,684.31 = 9,032.93/x
  3. Step 3: Cross multiply
    11,122.85x = 16,684.31 × 9,032.93
  4. Step 4: Simplify right side
    11,122.85x = 150,708,204.33
  5. Step 5: Solve for x
    x = 150,708,204.33/11,122.85
  6. Step 6: Final answer
    x = 13,549.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.