Home / 16,777.10-25,166.20-5,090.42

Finding the Fourth Proportional to 16,777.10, 25,166.20 and 5,090.42

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Solution

The fourth proportional to 16,777.10, 25,166.20 and 5,090.42 is: 7,635.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.10 : 25,166.20 = 5,090.42 : x
  2. Step 2: Convert to fraction form
    16,777.10/25,166.20 = 5,090.42/x
  3. Step 3: Cross multiply
    16,777.10x = 25,166.20 × 5,090.42
  4. Step 4: Simplify right side
    16,777.10x = 128,106,527.80
  5. Step 5: Solve for x
    x = 128,106,527.80/16,777.10
  6. Step 6: Final answer
    x = 7,635.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.