Home / 11,926.63-17,892.75-11,728.28

Finding the Fourth Proportional to 11,926.63, 17,892.75 and 11,728.28

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Solution

The fourth proportional to 11,926.63, 17,892.75 and 11,728.28 is: 17,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.63 : 17,892.75 = 11,728.28 : x
  2. Step 2: Convert to fraction form
    11,926.63/17,892.75 = 11,728.28/x
  3. Step 3: Cross multiply
    11,926.63x = 17,892.75 × 11,728.28
  4. Step 4: Simplify right side
    11,926.63x = 209,851,181.97
  5. Step 5: Solve for x
    x = 209,851,181.97/11,926.63
  6. Step 6: Final answer
    x = 17,595.19

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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.