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Finding the Fourth Proportional to 29,067.95, 40,127.99 and 19,504.41

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Solution

The fourth proportional to 29,067.95, 40,127.99 and 19,504.41 is: 26,925.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,067.95 : 40,127.99 = 19,504.41 : x
  2. Step 2: Convert to fraction form
    29,067.95/40,127.99 = 19,504.41/x
  3. Step 3: Cross multiply
    29,067.95x = 40,127.99 × 19,504.41
  4. Step 4: Simplify right side
    29,067.95x = 782,672,671.91
  5. Step 5: Solve for x
    x = 782,672,671.91/29,067.95
  6. Step 6: Final answer
    x = 26,925.63

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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.