Home / 29,093.88-40,139.64-17,760.36

Finding the Fourth Proportional to 29,093.88, 40,139.64 and 17,760.36

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Solution

The fourth proportional to 29,093.88, 40,139.64 and 17,760.36 is: 24,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,093.88 : 40,139.64 = 17,760.36 : x
  2. Step 2: Convert to fraction form
    29,093.88/40,139.64 = 17,760.36/x
  3. Step 3: Cross multiply
    29,093.88x = 40,139.64 × 17,760.36
  4. Step 4: Simplify right side
    29,093.88x = 712,894,456.67
  5. Step 5: Solve for x
    x = 712,894,456.67/29,093.88
  6. Step 6: Final answer
    x = 24,503.24

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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.