Home / 19,029.64-26,259.06-11,072.92

Finding the Fourth Proportional to 19,029.64, 26,259.06 and 11,072.92

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Solution

The fourth proportional to 19,029.64, 26,259.06 and 11,072.92 is: 15,279.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.64 : 26,259.06 = 11,072.92 : x
  2. Step 2: Convert to fraction form
    19,029.64/26,259.06 = 11,072.92/x
  3. Step 3: Cross multiply
    19,029.64x = 26,259.06 × 11,072.92
  4. Step 4: Simplify right side
    19,029.64x = 290,764,470.66
  5. Step 5: Solve for x
    x = 290,764,470.66/19,029.64
  6. Step 6: Final answer
    x = 15,279.56

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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.