Home / 19,028.52-26,265.96-13,079.88

Finding the Fourth Proportional to 19,028.52, 26,265.96 and 13,079.88

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Solution

The fourth proportional to 19,028.52, 26,265.96 and 13,079.88 is: 18,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.52 : 26,265.96 = 13,079.88 : x
  2. Step 2: Convert to fraction form
    19,028.52/26,265.96 = 13,079.88/x
  3. Step 3: Cross multiply
    19,028.52x = 26,265.96 × 13,079.88
  4. Step 4: Simplify right side
    19,028.52x = 343,555,604.88
  5. Step 5: Solve for x
    x = 343,555,604.88/19,028.52
  6. Step 6: Final answer
    x = 18,054.77

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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.