Home / 19,107.75-28,664.87-5,957.51

Finding the Fourth Proportional to 19,107.75, 28,664.87 and 5,957.51

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Solution

The fourth proportional to 19,107.75, 28,664.87 and 5,957.51 is: 8,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.75 : 28,664.87 = 5,957.51 : x
  2. Step 2: Convert to fraction form
    19,107.75/28,664.87 = 5,957.51/x
  3. Step 3: Cross multiply
    19,107.75x = 28,664.87 × 5,957.51
  4. Step 4: Simplify right side
    19,107.75x = 170,771,076.56
  5. Step 5: Solve for x
    x = 170,771,076.56/19,107.75
  6. Step 6: Final answer
    x = 8,937.27

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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.