Home / 26,042.88-38,921.36-19,037.64

Finding the Fourth Proportional to 26,042.88, 38,921.36 and 19,037.64

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Solution

The fourth proportional to 26,042.88, 38,921.36 and 19,037.64 is: 28,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,042.88 : 38,921.36 = 19,037.64 : x
  2. Step 2: Convert to fraction form
    26,042.88/38,921.36 = 19,037.64/x
  3. Step 3: Cross multiply
    26,042.88x = 38,921.36 × 19,037.64
  4. Step 4: Simplify right side
    26,042.88x = 740,970,839.99
  5. Step 5: Solve for x
    x = 740,970,839.99/26,042.88
  6. Step 6: Final answer
    x = 28,451.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.