Home / 29,816.35-41,147.32-16,387.95

Finding the Fourth Proportional to 29,816.35, 41,147.32 and 16,387.95

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Solution

The fourth proportional to 29,816.35, 41,147.32 and 16,387.95 is: 22,615.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,816.35 : 41,147.32 = 16,387.95 : x
  2. Step 2: Convert to fraction form
    29,816.35/41,147.32 = 16,387.95/x
  3. Step 3: Cross multiply
    29,816.35x = 41,147.32 × 16,387.95
  4. Step 4: Simplify right side
    29,816.35x = 674,320,222.79
  5. Step 5: Solve for x
    x = 674,320,222.79/29,816.35
  6. Step 6: Final answer
    x = 22,615.79

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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.