Home / 19,585.87-29,358.69-7,734.84

Finding the Fourth Proportional to 19,585.87, 29,358.69 and 7,734.84

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Solution

The fourth proportional to 19,585.87, 29,358.69 and 7,734.84 is: 11,594.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.87 : 29,358.69 = 7,734.84 : x
  2. Step 2: Convert to fraction form
    19,585.87/29,358.69 = 7,734.84/x
  3. Step 3: Cross multiply
    19,585.87x = 29,358.69 × 7,734.84
  4. Step 4: Simplify right side
    19,585.87x = 227,084,659.66
  5. Step 5: Solve for x
    x = 227,084,659.66/19,585.87
  6. Step 6: Final answer
    x = 11,594.31

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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.