Home / 19,512.78-29,266.19-6,365.13

Finding the Fourth Proportional to 19,512.78, 29,266.19 and 6,365.13

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Solution

The fourth proportional to 19,512.78, 29,266.19 and 6,365.13 is: 9,546.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.78 : 29,266.19 = 6,365.13 : x
  2. Step 2: Convert to fraction form
    19,512.78/29,266.19 = 6,365.13/x
  3. Step 3: Cross multiply
    19,512.78x = 29,266.19 × 6,365.13
  4. Step 4: Simplify right side
    19,512.78x = 186,283,103.95
  5. Step 5: Solve for x
    x = 186,283,103.95/19,512.78
  6. Step 6: Final answer
    x = 9,546.72

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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.