Home / 19,185.55-26,476.02-11,229.28

Finding the Fourth Proportional to 19,185.55, 26,476.02 and 11,229.28

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Solution

The fourth proportional to 19,185.55, 26,476.02 and 11,229.28 is: 15,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.55 : 26,476.02 = 11,229.28 : x
  2. Step 2: Convert to fraction form
    19,185.55/26,476.02 = 11,229.28/x
  3. Step 3: Cross multiply
    19,185.55x = 26,476.02 × 11,229.28
  4. Step 4: Simplify right side
    19,185.55x = 297,306,575.68
  5. Step 5: Solve for x
    x = 297,306,575.68/19,185.55
  6. Step 6: Final answer
    x = 15,496.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.