Home / 30,363.93-41,902.45-16,936.05

Finding the Fourth Proportional to 30,363.93, 41,902.45 and 16,936.05

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Solution

The fourth proportional to 30,363.93, 41,902.45 and 16,936.05 is: 23,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363.93 : 41,902.45 = 16,936.05 : x
  2. Step 2: Convert to fraction form
    30,363.93/41,902.45 = 16,936.05/x
  3. Step 3: Cross multiply
    30,363.93x = 41,902.45 × 16,936.05
  4. Step 4: Simplify right side
    30,363.93x = 709,662,103.12
  5. Step 5: Solve for x
    x = 709,662,103.12/30,363.93
  6. Step 6: Final answer
    x = 23,371.88

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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.