Home / 16,784.04-25,184.89-7,430.54

Finding the Fourth Proportional to 16,784.04, 25,184.89 and 7,430.54

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Solution

The fourth proportional to 16,784.04, 25,184.89 and 7,430.54 is: 11,149.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,784.04 : 25,184.89 = 7,430.54 : x
  2. Step 2: Convert to fraction form
    16,784.04/25,184.89 = 7,430.54/x
  3. Step 3: Cross multiply
    16,784.04x = 25,184.89 × 7,430.54
  4. Step 4: Simplify right side
    16,784.04x = 187,137,215.90
  5. Step 5: Solve for x
    x = 187,137,215.90/16,784.04
  6. Step 6: Final answer
    x = 11,149.71

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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.