Home / 19,150.82-26,427.27-11,083.20

Finding the Fourth Proportional to 19,150.82, 26,427.27 and 11,083.20

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Solution

The fourth proportional to 19,150.82, 26,427.27 and 11,083.20 is: 15,294.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.82 : 26,427.27 = 11,083.20 : x
  2. Step 2: Convert to fraction form
    19,150.82/26,427.27 = 11,083.20/x
  3. Step 3: Cross multiply
    19,150.82x = 26,427.27 × 11,083.20
  4. Step 4: Simplify right side
    19,150.82x = 292,898,718.86
  5. Step 5: Solve for x
    x = 292,898,718.86/19,150.82
  6. Step 6: Final answer
    x = 15,294.32

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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.