Home / 30,994.52-42,772.12-16,847.27

Finding the Fourth Proportional to 30,994.52, 42,772.12 and 16,847.27

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Solution

The fourth proportional to 30,994.52, 42,772.12 and 16,847.27 is: 23,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,994.52 : 42,772.12 = 16,847.27 : x
  2. Step 2: Convert to fraction form
    30,994.52/42,772.12 = 16,847.27/x
  3. Step 3: Cross multiply
    30,994.52x = 42,772.12 × 16,847.27
  4. Step 4: Simplify right side
    30,994.52x = 720,593,454.11
  5. Step 5: Solve for x
    x = 720,593,454.11/30,994.52
  6. Step 6: Final answer
    x = 23,249.06

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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.