Home / 16,760.40-25,140.60-11,230.80

Finding the Fourth Proportional to 16,760.40, 25,140.60 and 11,230.80

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Solution

The fourth proportional to 16,760.40, 25,140.60 and 11,230.80 is: 16,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,760.40 : 25,140.60 = 11,230.80 : x
  2. Step 2: Convert to fraction form
    16,760.40/25,140.60 = 11,230.80/x
  3. Step 3: Cross multiply
    16,760.40x = 25,140.60 × 11,230.80
  4. Step 4: Simplify right side
    16,760.40x = 282,349,050.48
  5. Step 5: Solve for x
    x = 282,349,050.48/16,760.40
  6. Step 6: Final answer
    x = 16,846.20

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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.