Home / 19,512.13-26,927.10-11,015.95

Finding the Fourth Proportional to 19,512.13, 26,927.10 and 11,015.95

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Solution

The fourth proportional to 19,512.13, 26,927.10 and 11,015.95 is: 15,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.13 : 26,927.10 = 11,015.95 : x
  2. Step 2: Convert to fraction form
    19,512.13/26,927.10 = 11,015.95/x
  3. Step 3: Cross multiply
    19,512.13x = 26,927.10 × 11,015.95
  4. Step 4: Simplify right side
    19,512.13x = 296,627,587.25
  5. Step 5: Solve for x
    x = 296,627,587.25/19,512.13
  6. Step 6: Final answer
    x = 15,202.21

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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.