Home / 30,924.97-42,676.47-17,495.95

Finding the Fourth Proportional to 30,924.97, 42,676.47 and 17,495.95

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Solution

The fourth proportional to 30,924.97, 42,676.47 and 17,495.95 is: 24,144.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.97 : 42,676.47 = 17,495.95 : x
  2. Step 2: Convert to fraction form
    30,924.97/42,676.47 = 17,495.95/x
  3. Step 3: Cross multiply
    30,924.97x = 42,676.47 × 17,495.95
  4. Step 4: Simplify right side
    30,924.97x = 746,665,385.30
  5. Step 5: Solve for x
    x = 746,665,385.30/30,924.97
  6. Step 6: Final answer
    x = 24,144.42

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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.