Home / 19,552.90-26,976.64-11,054.20

Finding the Fourth Proportional to 19,552.90, 26,976.64 and 11,054.20

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Solution

The fourth proportional to 19,552.90, 26,976.64 and 11,054.20 is: 15,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.90 : 26,976.64 = 11,054.20 : x
  2. Step 2: Convert to fraction form
    19,552.90/26,976.64 = 11,054.20/x
  3. Step 3: Cross multiply
    19,552.90x = 26,976.64 × 11,054.20
  4. Step 4: Simplify right side
    19,552.90x = 298,205,173.89
  5. Step 5: Solve for x
    x = 298,205,173.89/19,552.90
  6. Step 6: Final answer
    x = 15,251.20

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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.