Home / 30,025.53-45,028.49-16,704.90

Finding the Fourth Proportional to 30,025.53, 45,028.49 and 16,704.90

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Solution

The fourth proportional to 30,025.53, 45,028.49 and 16,704.90 is: 25,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,025.53 : 45,028.49 = 16,704.90 : x
  2. Step 2: Convert to fraction form
    30,025.53/45,028.49 = 16,704.90/x
  3. Step 3: Cross multiply
    30,025.53x = 45,028.49 × 16,704.90
  4. Step 4: Simplify right side
    30,025.53x = 752,196,339.08
  5. Step 5: Solve for x
    x = 752,196,339.08/30,025.53
  6. Step 6: Final answer
    x = 25,051.89

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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.