Home / 19,340.64-29,007.52-10,451.84

Finding the Fourth Proportional to 19,340.64, 29,007.52 and 10,451.84

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Solution

The fourth proportional to 19,340.64, 29,007.52 and 10,451.84 is: 15,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.64 : 29,007.52 = 10,451.84 : x
  2. Step 2: Convert to fraction form
    19,340.64/29,007.52 = 10,451.84/x
  3. Step 3: Cross multiply
    19,340.64x = 29,007.52 × 10,451.84
  4. Step 4: Simplify right side
    19,340.64x = 303,181,786.67
  5. Step 5: Solve for x
    x = 303,181,786.67/19,340.64
  6. Step 6: Final answer
    x = 15,675.89

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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.