Home / 11,487.03-17,308.71-9,452.66

Finding the Fourth Proportional to 11,487.03, 17,308.71 and 9,452.66

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Solution

The fourth proportional to 11,487.03, 17,308.71 and 9,452.66 is: 14,243.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.03 : 17,308.71 = 9,452.66 : x
  2. Step 2: Convert to fraction form
    11,487.03/17,308.71 = 9,452.66/x
  3. Step 3: Cross multiply
    11,487.03x = 17,308.71 × 9,452.66
  4. Step 4: Simplify right side
    11,487.03x = 163,613,350.67
  5. Step 5: Solve for x
    x = 163,613,350.67/11,487.03
  6. Step 6: Final answer
    x = 14,243.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.