Home / 19,334.80-26,682.12-11,273.28

Finding the Fourth Proportional to 19,334.80, 26,682.12 and 11,273.28

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Solution

The fourth proportional to 19,334.80, 26,682.12 and 11,273.28 is: 15,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.80 : 26,682.12 = 11,273.28 : x
  2. Step 2: Convert to fraction form
    19,334.80/26,682.12 = 11,273.28/x
  3. Step 3: Cross multiply
    19,334.80x = 26,682.12 × 11,273.28
  4. Step 4: Simplify right side
    19,334.80x = 300,795,009.75
  5. Step 5: Solve for x
    x = 300,795,009.75/19,334.80
  6. Step 6: Final answer
    x = 15,557.18

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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.