Home / 16,990.02-25,480.58-7,624.80

Finding the Fourth Proportional to 16,990.02, 25,480.58 and 7,624.80

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Solution

The fourth proportional to 16,990.02, 25,480.58 and 7,624.80 is: 11,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990.02 : 25,480.58 = 7,624.80 : x
  2. Step 2: Convert to fraction form
    16,990.02/25,480.58 = 7,624.80/x
  3. Step 3: Cross multiply
    16,990.02x = 25,480.58 × 7,624.80
  4. Step 4: Simplify right side
    16,990.02x = 194,284,288.26
  5. Step 5: Solve for x
    x = 194,284,288.26/16,990.02
  6. Step 6: Final answer
    x = 11,435.20

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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.