Home / 19,949.85-29,925.90-7,473.15

Finding the Fourth Proportional to 19,949.85, 29,925.90 and 7,473.15

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Solution

The fourth proportional to 19,949.85, 29,925.90 and 7,473.15 is: 11,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.85 : 29,925.90 = 7,473.15 : x
  2. Step 2: Convert to fraction form
    19,949.85/29,925.90 = 7,473.15/x
  3. Step 3: Cross multiply
    19,949.85x = 29,925.90 × 7,473.15
  4. Step 4: Simplify right side
    19,949.85x = 223,640,739.59
  5. Step 5: Solve for x
    x = 223,640,739.59/19,949.85
  6. Step 6: Final answer
    x = 11,210.15

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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.