Home / 30,240.92-41,739.26-16,816.88

Finding the Fourth Proportional to 30,240.92, 41,739.26 and 16,816.88

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Solution

The fourth proportional to 30,240.92, 41,739.26 and 16,816.88 is: 23,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240.92 : 41,739.26 = 16,816.88 : x
  2. Step 2: Convert to fraction form
    30,240.92/41,739.26 = 16,816.88/x
  3. Step 3: Cross multiply
    30,240.92x = 41,739.26 × 16,816.88
  4. Step 4: Simplify right side
    30,240.92x = 701,924,126.71
  5. Step 5: Solve for x
    x = 701,924,126.71/30,240.92
  6. Step 6: Final answer
    x = 23,211.07

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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.