Home / 30,380.34-41,925.87-17,632.56

Finding the Fourth Proportional to 30,380.34, 41,925.87 and 17,632.56

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Solution

The fourth proportional to 30,380.34, 41,925.87 and 17,632.56 is: 24,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,380.34 : 41,925.87 = 17,632.56 : x
  2. Step 2: Convert to fraction form
    30,380.34/41,925.87 = 17,632.56/x
  3. Step 3: Cross multiply
    30,380.34x = 41,925.87 × 17,632.56
  4. Step 4: Simplify right side
    30,380.34x = 739,260,418.33
  5. Step 5: Solve for x
    x = 739,260,418.33/30,380.34
  6. Step 6: Final answer
    x = 24,333.51

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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.